Green bean casserole with creamy mushroom sauce and crispy fried onions on a spoon

Green Bean Casserole A Classic Comfort Side Done Right

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Why You’ll Love This Green Bean Casserole

A Tradition Worth Keeping

Green bean casserole is comfort in a dish. Creamy, savory, and crowned with golden crispy onions, it is the side that always disappears first. This version stays true to the classic while giving you options for fresh, frozen, or canned beans so it fits your schedule. Serve it with Corn on the Cob Mexican Style for a burst of color or pair it with Corn Pasta Salad for a refreshing contrast.

Perfect for Any Occasion

This green bean casserole is holiday-worthy yet easy enough for weeknights. Fresh beans bring snap, canned beans bring convenience, and the creamy base ties it all together. Just like Garlic Butter Mushroom Stuffed Chicken, it delivers deep flavor without taking all day.

Green bean casserole with creamy mushroom sauce and crispy fried onions on a spoon
Callie Brooks

Green Bean Casserole

A creamy, savory classic with tender green beans, rich mushroom sauce, and crispy onion topping. Perfect for holidays or easy weeknight dinners.
Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Servings: 6 servings
Course: Side Dish
Cuisine: American
Calories: 220

Ingredients
  

  • 1 can condensed Cream of Mushroom soup 10.5 ounces
  • 1/2 cup milk
  • 1 teaspoon soy sauce
  • 4 cups cut green beans fresh, frozen, or canned
  • 1 1/3 cups crispy French fried onions divided
  • 1/4 teaspoon pepper to taste

Method
 

  1. 1. Spray a 9×9 casserole dish with cooking spray.
  2. 2. If using fresh beans, wash, cut, and blanch for 2 minutes. Drain well. If using canned, drain; if frozen, thaw.
  3. 3. In a bowl, mix cream of mushroom soup and milk until smooth, then stir in soy sauce.
  4. 4. Add green beans, 2/3 cup of the onions, and pepper. Stir to coat.
  5. 5. Spread mixture evenly in casserole dish.
  6. 6. Oven method: Bake at 350°F for 25 minutes. Stir, top with remaining onions, bake 5 more minutes until golden.
  7. 7. Air fryer method: Bake at 350°F for 10 minutes. Stir, top with remaining onions, cook 2 more minutes to crisp.

Nutrition

Serving: 1cupCalories: 220kcalCarbohydrates: 19gProtein: 3gFat: 14gSaturated Fat: 4gPolyunsaturated Fat: 8gCholesterol: 5mgSodium: 780mgFiber: 3gSugar: 3g

Notes

Use reduced sodium soy sauce and unsalted soup if you prefer lower sodium.
No extra salt is needed since ingredients are naturally salty.
If cooking with other dishes in the oven, check center for doneness before serving.

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Table of Contents

Ingredients and Preparation

The Simple Ingredient List

IngredientAmountNotes
Condensed Cream of Mushroom Soup1 can (10.5 ounces)Use unsalted if you prefer
Milk1/2 cupWhole milk gives creamier texture
Soy Sauce1 teaspoonReduced sodium recommended
Cut Green Beans4 cupsFresh, frozen, or canned
Crispy French Fried Onions1 1/3 cupsDivided
Pepper1/4 teaspoonAdjust to taste

These ingredients are pantry-friendly and easy to find. The crispy onions bring a burst of flavor and crunch, making them the signature element of this dish.

Prepping Your Beans the Right Way

If using fresh green beans, wash, trim, and cut them into bite-size pieces. Blanch them in boiling water for 2 minutes, then drain and set aside. For frozen beans, thaw before mixing. If you choose canned beans, drain them well in a colander to avoid adding extra liquid. This small step makes a big difference in the final texture, just like when prepping vegetables for my Air Fryer Chicken Breast recipe.

How to Make This Green Bean Casserole

Baked green bean casserole with golden crispy onion topping in white casserole dish
Green Bean Casserole A Classic Comfort Side Done Right green bean casserole

Step-by-Step Instructions

  1. Spray a 9×9 casserole dish with cooking spray.
  2. Prepare beans as needed.
  3. In a large mixing bowl, combine the cream of mushroom soup and milk. Stir until smooth, then add soy sauce.
  4. Add the green beans and 2/3 cup of the crispy onions. Sprinkle in pepper and stir until everything is evenly coated.
  5. Spread the mixture evenly in the prepared casserole dish.

Oven Method:
Bake at 350°F for 25 minutes. Stir gently, top with the remaining onions, and bake for another 5 minutes until golden brown.

Air Fryer Method:
Bake at 350°F for 10 minutes. Stir, top with remaining onions, and bake for 2 more minutes to crisp.

How to Serve This Dish

Serve it hot with a large spoon so everyone gets a mix of creamy beans and crispy topping. It works beautifully alongside Apple Crisp Bars for a sweet finish or Amish Apple Fritter Bread if you want a dessert that feels equally comforting.

How to Perfect Your Green Bean Casserole

Common Mistakes to Avoid

  • Overcooking the beans will lead to a mushy texture. Blanch fresh beans only briefly.
  • Not draining canned beans can make the casserole watery.
  • Skipping the onion topping means missing that essential crunch.

Flavor Boost Ideas

Add sautéed mushrooms or crispy bacon for depth. Swap the cream of mushroom soup for cream of celery or cream of chicken to change the flavor profile. Just as I balance flavors in my Bourbon Peach Upside Down Cake, small adjustments here can make the dish uniquely yours.

Storage and Reheating Instructions

Cool completely before transferring to an airtight container. Refrigerate for up to 4 days. To reheat, place in an oven at 350°F until hot, or use an air fryer to restore the crisp topping. This dish also freezes well for up to a month. When planning a holiday menu, I often make this a day ahead and pair it with Pecan Zucchini Bundt Cake for a make-ahead dessert.

Frequently Asked Questions

Why are Texas Roadhouse green beans so good?

They use a combination of bacon, garlic, and seasoning, giving them a rich, savory taste.

Which is better, frozen or canned green beans for green bean casserole?

Frozen or fresh beans give a better texture, while canned beans save time and work well when convenience matters.

Do you cook green beans before putting in casserole?

Yes, fresh beans should be blanched. Frozen beans can be thawed, and canned beans should be drained.

How to make Paula Deen green beans?

Her style often includes bacon, onions, butter, and a slow simmer for a Southern twist.

Conclusion

Green bean casserole remains one of the easiest and most beloved side dishes. Its creamy base, tender beans, and crunchy topping make it a favorite for gatherings big or small. Whether you serve it at Thanksgiving or on a quiet weeknight, it brings a touch of comfort to the table. With a few simple tips, you can make it your own and enjoy it any time of year.

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