Classic Green Bean Casserole Recipe: A Timeless Holiday Favorite
Green bean casserole stands as an iconic side dish at family gatherings and festive dinners. Its creamy texture, savory mushroom base, and crispy onion topping offer the perfect balance of comfort and flavor, making it a must-have for both Thanksgiving and everyday meals.
Ingredients
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1½ pounds green beans, trimmed and halved (can use fresh, frozen, or canned)
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2 tablespoons extra-virgin olive oil or butter
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12–16 ounces mushrooms (cremini or button), sliced
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4 cloves garlic, minced
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2 tablespoons flour (for thickening)
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3 cups milk (whole or 2%)
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2 teaspoons soy sauce or tamari
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1½ cups crispy fried onions (plus extra for topping)
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1 cup grated cheese (optional, such as Parmesan or Monterey Jack)
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Salt and freshly ground black pepper to taste
Instructions
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Preheat the Oven: Set your oven to 350°F (175°C).
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Prepare the Green Beans:
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For fresh or frozen beans: Boil in salted water for 2–3 minutes until crisp-tender. Drain well.
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For canned beans: Drain and rinse.
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Cook the Mushrooms:
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In a large skillet, heat olive oil or butter over medium heat.
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Add mushrooms and sauté until they are golden brown, about 5–7 minutes. Add garlic and cook for 1 minute.
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Make the Sauce:
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Sprinkle flour over the mushrooms and stir for another 2 minutes.
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Gradually pour in the milk, stirring constantly until the sauce thickens.
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Add soy sauce, salt, and pepper. Mix in the cheese if using, and stir until melted and combined.
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Combine and Layer:
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In a large bowl, toss together green beans, mushroom sauce, and about 1 cup of crispy fried onions.
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Transfer mixture to a greased casserole dish.
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Bake and Finish:
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Bake uncovered for 25–30 minutes until bubbling.
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Remove from oven, stir gently, and top with remaining onions.
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Bake for an additional 10 minutes or until the topping is golden.
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Tips for Perfect Green Bean Casserole
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For an extra savory note, add crisp-cooked bacon or sautéed onions to the mix.
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Fresh green beans add a satisfying texture and brighter flavor.
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Grated cheese such as Parmesan or Monterey Jack provides extra creaminess and depth.
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Make ahead by assembling the casserole a day ahead and baking just before serving.
Why Green Bean Casserole Remains a Classic
This dish’s enduring appeal comes from its simplicity, crowd-pleasing taste, and nostalgic connection to celebration. Its creamy sauce and crispy topping make every bite memorable, while the flexibility in ingredients allows for simple tweaks to suit any preference.
Whether you’re preparing a holiday feast or a comforting family dinner, green bean casserole is sure to delight—earning its place among the most beloved comfort foods on the table.