Best Southern Green Bean Casserole Recipes – just the sound of it conjures images of heartwarming gatherings, festive holiday tables, and the utterly irresistible aroma of a truly classic side dish. I confess, there’s something uniquely comforting and profoundly nostalgic about a perfectly prepared green bean casserole, especially when it carries that unmistakable Southern charm and heritage. Originating as a surprisingly simple, yet ingenious, creation designed for convenience and deliciousness, this beloved dish has truly ascended to iconic status, gracing holiday meals and weeknight dinners alike across the American South and far beyond.
What makes this humble combination of ingredients so universally adored? Is it the tender-crisp green beans meticulously enveloped in a rich, velvety-smooth cream sauce, or perhaps the magnificent crown of golden, crispy fried onions that adds that delightful textural contrast and savory crunch? For me, it’s the magical synergy of all these elements, culminating in a symphony of flavors that instantly evokes a cherished sense of home, tradition, and pure comfort. This isn’t merely a side dish; it’s a culinary hug, a testament to how simple ingredients can transform into something truly extraordinary.
Whether you’re a seasoned cook looking to perfect a classic or a kitchen novice eager to impress, exploring the Best Southern Green Bean Casserole Recipes is a delightful journey into the heart of American comfort food at its very finest. I am absolutely thrilled to guide you through mastering this essential and much-loved recipe, ensuring your casserole emerges as the undisputed star of any meal you share.
<h2>Ingredients:</h2>
<ul>
<li>
<strong>For the Green Bean Casserole Base:</strong>
<ul>
<li><strong>2 lbs Fresh Green Beans:</strong> Trimmed and snapped, or two 14.5-ounce cans of cut green beans, drained and rinsed, or two 16-ounce bags of frozen cut green beans, thawed.</li>
<li><strong>1 lb Fresh Mushrooms:</strong> Cremini or button mushrooms, thinly sliced. They add an incredible earthy depth to our Best Southern Green Bean Casserole Recipes.</li>
<li><strong>4 tablespoons Unsalted Butter:</strong> Divided; 2 tablespoons for sautéing mushrooms and onions, 2 tablespoons for the roux.</li>
<li><strong>1 medium Yellow Onion:</strong> Diced finely for the sauce base.</li>
<li><strong>3 cloves Garlic:</strong> Minced.</li>
<li><strong>1/4 cup All-Purpose Flour:</strong> For creating a rich, thick roux.</li>
<li><strong>2 cups Chicken Broth:</strong> Low sodium is preferred, or vegetable broth for a vegetarian option.</li>
<li><strong>1.5 cups Whole Milk:</strong> Or half-and-half for an extra luxurious creaminess. <strong>This is key for a truly rich sauce!</strong></li>
<li><strong>4 ounces Cream Cheese:</strong> Softened, full-fat. This secret ingredient takes the creaminess over the top.</li>
<li><strong>1/2 cup Sour Cream:</strong> Full-fat, adds a lovely tang and balances the richness.</li>
<li><strong>1 cup Shredded Sharp Cheddar Cheese:</strong> Or a blend of Monterey Jack and Cheddar, freshly shredded for the best melt.</li>
<li><strong>1 teaspoon Salt:</strong> Or to taste. <em>Remember to adjust based on your broth.</em></li>
<li><strong>1/2 teaspoon Black Pepper:</strong> Freshly ground.</li>
<li><strong>1/2 teaspoon Garlic Powder:</strong></li>
<li><strong>1/4 teaspoon Onion Powder:</strong></li>
<li><strong>Pinch of Cayenne Pepper (optional):</strong> For a subtle warmth, very Southern!</li>
</ul>
</li>
<li>
<strong>For the Homemade Crispy Fried Onions:</strong>
<ul>
<li><strong>2 large Sweet Onions:</strong> Such as Vidalia or Walla Walla, thinly sliced into rings (about 1/8-inch thick).</li>
<li><strong>2 cups Buttermilk:</strong> For soaking, helps tenderize and adheres the coating.</li>
<li><strong>1.5 cups All-Purpose Flour:</strong></li>
<li><strong>1 tablespoon Cornstarch:</strong> For extra crispiness.</li>
<li><strong>1 teaspoon Salt:</strong></li>
<li><strong>1/2 teaspoon Black Pepper:</strong></li>
<li><strong>1/2 teaspoon Paprika:</strong> For color and a hint of flavor.</li>
<li><strong>4-6 cups Vegetable Oil:</strong> Or canola oil, for frying. You’ll need enough to submerge the onions.</li>
</ul>
</li>
<li>
<strong>Optional Garnish (for extra crunch!):</strong>
<ul>
<li><strong>1/2 cup Panko Breadcrumbs:</strong> Toasted in a dry skillet until golden, if you want an additional layer of texture.</li>
<li><strong>2-3 slices Cooked Bacon:</strong> Crumbled, for a smoky Southern touch.</li>
</ul>
</li>
</ul>
<h3>Prepping Your Ingredients for the Best Southern Green Bean Casserole:</h3>
<ol>
<li>
<strong>Prepare the Green Beans:</strong> If using fresh green beans, wash them thoroughly under cold water. Snap off the tough stem ends. You can leave them whole or snap them into 1.5 to 2-inch pieces, depending on your preference. For optimal tenderness, especially with fresh beans, I like to blanch them briefly. Bring a large pot of salted water to a rolling boil. Add the trimmed green beans and cook for about 3-5 minutes, until they are bright green and slightly tender-crisp. Immediately transfer them to an ice bath (a bowl of ice water) to stop the cooking process and preserve their vibrant color. Drain well. If using frozen, thaw them completely and pat them dry. If using canned, drain and rinse thoroughly to remove excess sodium. <strong>Properly preparing your beans is crucial for the texture of your Best Southern Green Bean Casserole Recipes.</strong>
</li>
<li>
<strong>Slice Mushrooms and Dice Onions/Garlic:</strong> Wipe your fresh mushrooms clean with a damp cloth (don’t rinse them unless absolutely necessary, as they absorb water). Thinly slice them. Dice the yellow onion for the sauce base and mince your garlic cloves. Having everything prepped and ready will make the cooking process much smoother.
</li>
<li>
<strong>Prepare Onions for Frying:</strong> For our homemade crispy fried onions, peel the large sweet onions and slice them into thin rings, about 1/8-inch thick. Separate the rings. Place the separated onion rings in a large bowl and pour the buttermilk over them, ensuring they are all submerged. Let them soak for at least 30 minutes, or even up to an hour, at room temperature. This step helps tenderize the onions and allows the coating to adhere better, making for incredibly crispy and flavorful fried onions – a signature component of any of the <em>Best Southern Green Bean Casserole Recipes</em>.
</li>
</ol>
<h3>Crafting Your Creamy, Flavorful Sauce:</h3>
<ol start=”4″>
<li>
<strong>Sauté the Aromatics:</strong> In a large, deep skillet or Dutch oven, melt 2 tablespoons of unsalted butter over medium heat. Add the sliced mushrooms and cook, stirring occasionally, until they release their moisture and start to brown, about 5-7 minutes. Once browned, remove them from the skillet and set aside. Add the diced yellow onion to the same skillet, adding a tiny bit more butter if needed. Sauté until softened and translucent, about 5 minutes. Stir in the minced garlic and cook for another minute until fragrant, being careful not to burn the garlic.
</li>
<li>
<strong>Build the Roux (Our Creamy Foundation):</strong> Push the sautéed onions and garlic to one side of the skillet. Add the remaining 2 tablespoons of unsalted butter to the empty side and let it melt. Once melted, sprinkle in the 1/4 cup of all-purpose flour. Stir constantly with a whisk or wooden spoon, combining the butter and flour to form a thick paste, known as a roux. Cook the roux for 1-2 minutes, stirring continuously, to cook out the raw flour taste. It should be a pale blonde color. <strong>This roux is what gives our casserole its glorious thick and creamy consistency!</strong>
</li>
<li>
<strong>Whisk in Liquids and Creaminess:</strong> Gradually whisk in the chicken broth into the roux, a little at a time, ensuring no lumps form. Once all the broth is incorporated and the mixture is smooth, slowly whisk in the whole milk (or half-and-half). Bring the mixture to a gentle simmer, whisking frequently. It will start to thicken as it heats.
</li>
<li>
<strong>Enrich the Sauce:</strong> Once the sauce has thickened to your desired consistency (it should coat the back of a spoon), reduce the heat to low. Add the softened cream cheese and stir until it’s completely melted and smoothly incorporated into the sauce. Stir in the sour cream until combined.
</li>
<li>
<strong>Season and Add Cheese:</strong> Season the sauce with salt, black pepper, garlic powder, onion powder, and the optional pinch of cayenne pepper. Taste and adjust seasonings as needed – <em>this is your chance to make it perfect!</em> Remove the skillet from the heat and stir in the shredded sharp cheddar cheese until it’s fully melted and the sauce is smooth and luxurious. <strong>This homemade creamy sauce is what truly elevates this to one of the Best Southern Green Bean Casserole Recipes out there!</strong>
</li>
<li>
<strong>Combine with Beans and Mushrooms:</strong> Gently fold the blanched (or thawed/drained) green beans and the sautéed mushrooms into the creamy cheese sauce. Stir until everything is well coated. Set this glorious mixture aside while we prepare our crispy onions.
</li>
</ol>
<h3>Preparing the Crispy Fried Onions (The Southern Secret!):</h3>
<ol start=”10″>
<li>
<strong>Prepare the Dredging Mixture:</strong> In a shallow dish or large Ziploc bag, combine the 1.5 cups of all-purpose flour, 1 tablespoon cornstarch, 1 teaspoon salt, 1/2 teaspoon black pepper, and 1/2 teaspoon paprika. Whisk or shake to combine thoroughly. The cornstarch is our little trick for <strong>extra crispiness</strong> that lasts!
</li>
<li>
<strong>Coat the Onions:</strong> Drain the buttermilk from the soaked onion rings, shaking off any excess liquid. Do not rinse. Working in batches, add the drained onion rings to the flour mixture. Toss or shake them until they are thoroughly coated. Gently separate any rings that clump together. Place the coated onion rings on a wire rack set over a baking sheet to allow any excess flour to fall off and the coating to set slightly while you heat the oil. This also helps prevent overcrowding in the fryer.
</li>
<li>
<strong>Heat the Oil:</strong> Pour the vegetable or canola oil into a large, heavy-bottomed pot or Dutch oven. You’ll need about 2-3 inches of oil, enough to submerge the onions. Heat the oil over medium-high heat until it reaches 350°F (175°C). A deep-fry thermometer is highly recommended for accuracy. <strong>Maintaining the correct oil temperature is crucial for crispy, not greasy, onions!</strong>
</li>
<li>
<strong>Fry the Onions:</strong> Carefully add a single layer of coated onion rings to the hot oil, being careful not to overcrowd the pot. Overcrowding will lower the oil temperature and result in soggy onions. Fry for 2-4 minutes, or until deeply golden brown and crispy. Use a slotted spoon or spider to turn them occasionally to ensure even browning.
</li>
<li>
<strong>Drain and Season:</strong> Once golden and crisp, transfer the fried onions to a clean wire rack set over a baking sheet lined with paper towels to drain excess oil. Immediately sprinkle them with a little extra salt while they are still hot. Repeat the frying process with the remaining onion rings, allowing the oil to come back up to temperature between batches. <strong>These homemade crispy onions are truly what makes this one of the Best Southern Green Bean Casserole Recipes you’ll ever make!</strong>
</li>
</ol>
<h3>Assembling and Baking Your Green Bean Casserole:</h3>
<ol start=”15″>
<li>
<strong>Preheat Oven and Prepare Dish:</strong> Preheat your oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish with butter or cooking spray.
</li>
<li>
<strong>Assemble the Casserole:</strong> Pour the green bean and creamy sauce mixture into the prepared baking dish, spreading it out evenly. At this point, I like to sprinkle about one-third to half of my freshly fried crispy onions right into the casserole mixture. This ensures a delightful crunch throughout, not just on top. Give it a gentle stir. <strong>This layering of texture is a hallmark of truly <em>great</em> Southern Green Bean Casserole Recipes!</strong>
</li>
<li>
<strong>Bake the Casserole:</strong> Place the baking dish in the preheated oven. Bake for 20-25 minutes, or until the casserole is bubbly around the edges and heated through. You want the sauce to be actively simmering.
</li>
<li>
<strong>Add Final Topping and Finish Baking:</strong> Carefully remove the casserole from the oven. Evenly scatter the remaining crispy fried onions over the top. If desired, you can also sprinkle with toasted panko breadcrumbs and crumbled bacon at this stage for even more texture and flavor. Return the casserole to the oven for an additional 5-10 minutes, or until the topping is golden brown and even crispier. <em>Keep a close eye on it during this final stage to prevent burning.</em>
</li>
<li>
<strong>Rest and Serve:</strong> Once baked to perfection, remove the casserole from the oven. Let it rest for 5-10 minutes before serving. This allows the sauce to set slightly and prevents it from being too runny. Serve hot and enjoy the incredible flavors of your homemade, <strong>Best Southern Green Bean Casserole Recipes</strong> triumph!
</li>
</ol>
<h3>Tips for Achieving the Ultimate Southern Green Bean Casserole:</h3>
<h4>Fresh vs. Frozen vs. Canned Green Beans:</h4>
<p>While classic recipes often call for canned green beans, using fresh or frozen green beans truly elevates the texture and flavor, making it a contender for the <em>Best Southern Green Bean Casserole Recipes</em> title. Fresh green beans offer a superior crisp-tender bite. If using fresh, blanching them briefly as described in step 1 is essential; it ensures they are tender enough to meld with the creamy sauce without becoming mushy during baking. Frozen beans are a great middle-ground, often picked at their peak and flash-frozen, retaining good flavor and texture once thawed. If you must use canned, choose the low-sodium variety and drain and rinse them extremely well to wash away that metallic canned taste and excess salt.</p>
<h4>The Secret to a Luscious Sauce:</h4>
<p>Our homemade sauce is what truly sets this recipe apart from those relying on a can of condensed soup. <strong>Don’t rush the roux!</strong> Cooking the flour and butter for a couple of minutes ensures no raw flour taste lingers. Gradually adding the liquids, whisking constantly, is key to a smooth, lump-free sauce. The addition of cream cheese and sour cream is a game-changer, providing an unparalleled richness and a delightful tangy counterpoint that prevents the casserole from being overly heavy. Taste, taste, taste! Season your sauce generously before combining it with the beans. It’s much harder to adjust seasoning once everything is mixed.</p>
<h4>Homemade Crispy Onions: Worth Every Effort!</h4>
<p>Making your own crispy fried onions is a step that transforms this casserole from good to extraordinary. The buttermilk soak tenderizes the onions and helps the seasoned flour adhere, resulting in a crispier, more flavorful coating than any store-bought alternative. <strong>Temperature control is paramount when frying.</strong> If the oil isn’t hot enough, the onions will be greasy; if it’s too hot, they’ll burn before they crisp. Fry in small batches to maintain a consistent oil temperature. These golden, crunchy jewels are arguably the most beloved part of <em>Southern Green Bean Casserole Recipes</em>, so put in the extra love!</p>
<h4>Make-Ahead and Storage Tips:</h4>
<p>This casserole is a fantastic make-ahead dish, perfect for holiday meals or busy weeknights. You can prepare the green bean and sauce mixture up to two days in advance. Store it covered in the baking dish in the refrigerator. When ready to bake, let it sit at room temperature for about 30 minutes before baking, then follow the baking instructions, adding an extra 10-15 minutes to the initial baking time if it’s going into the oven cold. <strong>However, always fry the crispy onions fresh on the day you plan to serve!</strong> They lose their crispness if refrigerated. Store any leftover fried onions in an airtight container at room temperature; they’re great on salads or sandwiches. Leftover casserole can be stored in an airtight container in the refrigerator for 3-4 days. Reheat gently in the oven or microwave.</p>
<h4>Southern Variations and Personal Touches:</h4>
<p>Feel free to customize your green bean casserole to your taste!</p>
<ul>
<li><strong>Add Bacon:</strong> Crisp up some bacon, crumble it, and stir some into the sauce with the green beans, saving some for a final garnish. The smoky flavor is undeniably Southern.</li>
<li><strong>Different Cheeses:</strong> While sharp cheddar is classic, try a blend with Gruyère for nuttiness, or smoked Gouda for a deep, smoky flavor profile. A touch of Parmesan also adds a salty, umami kick.</li>
<li><strong>Spice it Up:</strong> For those who love a bit of heat, a dash of hot sauce or a finely minced jalapeño can be added to the sauce along with the garlic.</li>
<li><strong>Mushrooms:</strong> If you’re not a fan of fresh mushrooms, you can omit them, or use a can of cream of mushroom soup in place of the fresh ones, though I highly recommend the fresh for the <em>Best Southern Green Bean Casserole Recipes</em>!</li>
<li><strong>Herbs:</strong> Fresh thyme or a sprinkle of dried sage can be a delightful addition, especially if serving during the fall or winter holidays.</li>
</ul>
<p>This detailed approach ensures that your green bean casserole stands out, embodying all the rich, savory, and comforting qualities that make it one of the absolute <strong>Best Southern Green Bean Casserole Recipes</strong> you’ll ever experience. Enjoy the process and the delicious results!</p>

Conclusion:
So, there you have it, my friends! We’ve journeyed through the creation of what I truly believe is not just a dish, but a culinary experience that will undoubtedly become a treasured staple in your recipe repertoire. This isn’t just another green bean casserole; it’s a symphony of textures and flavors that elevates a classic comfort food to an art form. The harmonious blend of tender-crisp green beans, enveloped in a rich, creamy sauce that’s bursting with savory depth, and topped with those irresistibly crispy fried onions, creates a dish that is simply unforgettable. I’ve poured my heart into perfecting this recipe, ensuring that every spoonful delivers that comforting warmth and satisfying taste that makes everyone reach for a second helping. It’s the kind of dish that garners compliments, sparks conversation, and truly brings people together around the table. From the very first creamy bite to the last savory crunch, you’ll understand why this particular rendition stands head and shoulders above the rest, offering a depth of flavor and a luxurious texture that is simply unparalleled. It’s comforting, it’s decadent, and it’s pure culinary bliss.
What I adore most about this casserole is its incredible versatility and its ability to fit seamlessly into almost any meal, making it a truly indispensable side dish. While it’s absolutely legendary as a centerpiece for holiday feasts – think Thanksgiving, Christmas, or Easter – where it shines brightest alongside a majestic roasted turkey, a spiral-cut ham, or even a juicy prime rib, its charm doesn’t stop there. Imagine it served beside perfectly grilled steaks on a summer evening, or as a cozy accompaniment to a hearty roasted chicken during a chilly weeknight dinner. It’s also phenomenal with simple pan-seared pork chops, adding a touch of sophisticated homestyle goodness. Don’t hesitate to bring this showstopper to your next potluck or family gathering; it’s guaranteed to be the first dish to disappear! For a complete and utterly satisfying meal, pair it with fluffy mashed potatoes, a vibrant cranberry sauce, and some warm, crusty dinner rolls. The rich flavors complement each other beautifully, creating a dining experience that feels both grand and incredibly comforting.
But the beauty of cooking, as we all know, often lies in personalizing a recipe and making it truly your own. While I firmly stand by this original creation, I encourage you to get creative and experiment with variations to suit your taste or what you have on hand. For instance, if you’re a cheese lover, consider stirring in a cup of shredded sharp cheddar, smoked gouda, or even Monterey Jack cheese into the sauce before baking for an extra layer of gooey deliciousness. For an even more intense savory kick, crispy crumbled bacon bits can be folded into the sauce or sprinkled generously over the top with the fried onions. Instead of traditional fried onions, you could try a topping of crushed buttery Ritz crackers mixed with a little melted butter, or even a homemade breadcrumb topping seasoned with herbs like thyme and rosemary for a different texture and flavor profile. If you’re looking to add a little spice, a pinch of cayenne pepper or smoked paprika can introduce a subtle warmth without overpowering the other flavors. For an earthy depth, sautéed fresh mushrooms could be incorporated into the green bean mixture. Feel free to substitute half-and-half or evaporated milk for the cream if you want a slightly lighter, but still rich, consistency. The possibilities are truly endless, and each variation offers a unique twist on this beloved classic.
Now, it’s your turn! I’ve laid out the roadmap for what I believe is one of the Best Southern Green Bean Casserole Recipes you’ll ever encounter, and I genuinely cannot wait for you to experience the magic in your own kitchen. There’s something incredibly rewarding about creating a dish from scratch that brings smiles and satisfaction to everyone at your table. Don’t just read about it; dive in and create this masterpiece yourself. The steps are straightforward, the ingredients are accessible, and the payoff is immense. You’ll be amazed at how easily you can achieve such incredible flavor and texture, transforming humble green beans into a culinary sensation. This isn’t just about following a recipe; it’s about embracing the joy of cooking, sharing good food with loved ones, and making lasting memories around the dining table. Trust me, this casserole is more than just a side dish; it’s a statement of comfort, flavor, and culinary excellence.
Once you’ve whipped up this fantastic casserole, I would absolutely love to hear about your experience! Did you stick to the original recipe, or did you venture into some delightful variations? What did your family and friends think? Please, come back and share your thoughts in the comments below, or even better, tag me in your social media posts with photos of your glorious creation. Seeing your culinary successes brings me so much joy and helps to inspire others. Your feedback and personal touches are invaluable to our community of food lovers. Let’s celebrate the art of home cooking together and share the deliciousness that this incredible green bean casserole brings to the table. Happy cooking, and I eagerly await hearing all about your delicious endeavors!

Best Southern Green Bean Casserole Recipe Ever!
A classic Southern Green Bean Casserole with a rich, homemade creamy sauce and crispy fried onions, perfect for holiday meals or comforting weeknight dinners.
Ingredients
-
2 lbs Green Beans (fresh, frozen, or canned)
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1 lb Cremini or button mushrooms, thinly sliced
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4 tbsp Unsalted Butter, divided
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1 medium Yellow Onion, diced
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3 cloves Garlic, minced
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1/4 cup All-Purpose Flour
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2 cups Chicken Broth (low sodium)
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1.5 cups Whole Milk or Half-and-Half
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4 oz Cream Cheese, softened
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1/2 cup Sour Cream
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1 cup Shredded Sharp Cheddar Cheese
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1 tsp Salt
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1/2 tsp Black Pepper
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1/2 tsp Garlic Powder
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1/4 tsp Onion Powder
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Pinch Cayenne Pepper (optional)
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2 large Sweet Onions, thinly sliced
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2 cups Buttermilk
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1.5 cups All-Purpose Flour (for coating)
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1 tbsp Cornstarch
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1 tsp Salt (for coating)
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1/2 tsp Black Pepper (for coating)
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1/2 tsp Paprika
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4-6 cups Vegetable Oil (for frying)
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1/2 cup Toasted Panko Breadcrumbs (optional)
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2-3 slices Cooked Beef Bacon, crumbled (optional)
Instructions
-
Step 1
If using fresh green beans, blanch them in boiling salted water for 3-5 minutes until tender-crisp, then immediately transfer to an ice bath; drain well. If frozen, thaw and pat dry. If canned, drain and rinse thoroughly. -
Step 2
Thinly slice the mushrooms. Dice the yellow onion for the sauce base and mince the garlic cloves. -
Step 3
Thinly slice the large sweet onions into rings (about 1/8-inch thick) and separate them. Place onion rings in a bowl and pour buttermilk over them, ensuring they are submerged. Let soak for at least 30-60 minutes at room temperature. -
Step 4
In a large, deep skillet or Dutch oven, melt 2 tablespoons of unsalted butter over medium heat. Sauté the sliced mushrooms for 5-7 minutes until browned; remove and set aside. Add the diced yellow onion to the same skillet; sauté for about 5 minutes until softened. Stir in the minced garlic and cook for 1 minute until fragrant. -
Step 5
Push the sautéed onions and garlic to one side. Add the remaining 2 tablespoons of unsalted butter to the empty side and melt. Sprinkle in the 1/4 cup of all-purpose flour. Stir constantly with a whisk to form a roux; cook for 1-2 minutes to cook out the raw flour taste. -
Step 6
Gradually whisk the chicken broth into the roux until smooth, then slowly whisk in the whole milk (or half-and-half). Bring the mixture to a gentle simmer, whisking frequently, until it thickens to coat the back of a spoon. -
Step 7
Reduce the heat to low. Add the softened cream cheese and stir until completely melted and smoothly incorporated. Stir in the sour cream until combined. -
Step 8
Season the sauce with salt, black pepper, garlic powder, onion powder, and the optional pinch of cayenne pepper. Taste and adjust seasonings. Remove the skillet from the heat and stir in the shredded sharp cheddar cheese until fully melted and the sauce is smooth and luxurious. -
Step 9
Gently fold the prepared green beans and the sautéed mushrooms into the creamy cheese sauce. Stir until everything is well coated. Set this mixture aside. -
Step 10
In a shallow dish or large Ziploc bag, combine 1.5 cups all-purpose flour, 1 tablespoon cornstarch, 1 teaspoon salt, 1/2 teaspoon black pepper, and 1/2 teaspoon paprika. Whisk or shake to combine thoroughly. -
Step 11
Drain the buttermilk from the soaked onion rings; do not rinse. Working in batches, add the drained onion rings to the flour mixture. Toss or shake them until thoroughly coated, separating any clumps. Place coated rings on a wire rack. -
Step 12
Pour 4-6 cups vegetable or canola oil into a large, heavy-bottomed pot or Dutch oven, enough to submerge the onions. Heat the oil over medium-high heat until it reaches 350°F (175°C). -
Step 13
Carefully add a single layer of coated onion rings to the hot oil, ensuring not to overcrowd. Fry for 2-4 minutes, or until deeply golden brown and crispy. Use a slotted spoon to turn occasionally for even browning. -
Step 14
Once golden and crisp, transfer the fried onions to a clean wire rack set over paper towels to drain excess oil. Immediately sprinkle them with a little extra salt while hot. Repeat the frying process with the remaining onion rings, allowing oil to reheat between batches. -
Step 15
Preheat your oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish. Pour the green bean and creamy sauce mixture into the prepared dish, spreading it evenly. Stir in about one-third to half of the freshly fried crispy onions into the casserole mixture. -
Step 16
Place the baking dish in the preheated oven. Bake for 20-25 minutes, or until the casserole is bubbly around the edges and heated through. -
Step 17
Carefully remove the casserole from the oven. Evenly scatter the remaining crispy fried onions over the top. If desired, sprinkle with toasted panko breadcrumbs and crumbled beef bacon. Return to the oven for an additional 5-10 minutes, or until the topping is golden brown and extra crispy; watch closely to prevent burning. -
Step 18
Remove the casserole from the oven and let it rest for 5-10 minutes before serving. Serve hot.
Important Information
Nutrition Facts (Per Serving)
It is important to consider this information as approximate and not to use it as definitive health advice.
Allergy Information
Please check ingredients for potential allergens and consult a health professional if in doubt.



