A classic green bean casserole is creamy, savory, and topped with a golden, crispy onion crust. Perfect for holiday dinners or family gatherings, this comforting side dish comes together quickly with simple ingredients and delivers rich flavor in every bite.
Why You’ll Love This Recipe
- Creamy and comforting – the ultimate holiday side.
- Easy to prepare with simple pantry ingredients.
- Crispy topping adds the perfect crunch.
- Great for Thanksgiving, Christmas, or any family dinner.
Ingredients

- 1 can (10.5 oz) cream of mushroom soup
- 3/4 cup milk
- 1/8 tsp black pepper
- 4 cups cooked green beans (fresh or canned)
- 1 1/3 cups crispy fried onions, divided
Step-by-Step Instructions

- Preheat oven to 350°F (175°C).
- In a mixing bowl, stir together cream of mushroom soup, milk, and black pepper.
- Fold in the cooked green beans and 2/3 cup of fried onions.
- Transfer mixture to a casserole dish.
- Bake uncovered for 25 minutes, or until hot and bubbly.
- Sprinkle remaining fried onions on top and bake for 5–7 more minutes until golden.
Tips & Variations
- Use homemade cream of mushroom soup for a fresher flavor.
- Add shredded cheddar cheese for a cheesy twist.
- Swap green beans for broccoli or a veggie mix.
Storage & Freezer Instructions
- Refrigerate leftovers in an airtight container for up to 3 days.
- Reheat in the oven for best crispiness.
- Freeze before baking for up to 2 months; add topping fresh before baking.
Serving & Pairing Ideas

- Perfect with roast chicken, turkey, or beef.
- Pair with mashed potatoes and gravy for a complete holiday meal.
- Serve alongside fresh rolls or cornbread.
Frequently Asked Questions
Can I make this casserole ahead of time?
Yes! Assemble the casserole (without the topping), cover, and refrigerate up to 24 hours. Add fried onions and bake when ready.
Can I use fresh green beans instead of canned?
Absolutely. Blanch fresh green beans for 3–4 minutes, then proceed with the recipe.
How do I make it gluten-free?
Use gluten-free cream of mushroom soup and gluten-free crispy onions.
Can I add cheese?
Yes! Mix in 1/2 cup shredded cheddar or parmesan for extra flavor.
Ready to Make It?
This green bean casserole is creamy, crispy, and absolutely delicious. Whether you’re preparing it for the holidays or a weeknight dinner, it’s always a crowd-pleaser. Save this recipe to enjoy the perfect comfort food any time.
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Green Bean Casserole
- Total Time: 40 minutes
- Yield: 6 servings 1x
- Diet: Vegetarian
Description
Classic creamy green bean casserole with crispy fried onions – perfect for holidays or cozy dinners.
Ingredients
1 can (10.5 oz) cream of mushroom soup
3/4 cup milk
1/8 tsp black pepper
4 cups cooked green beans (fresh or canned)
1 1/3 cups crispy fried onions, divided
Instructions
1. Preheat oven to 350°F (175°C).
2. Stir together cream of mushroom soup, milk, and black pepper.
3. Fold in cooked green beans and 2/3 cup fried onions.
4. Transfer to a casserole dish.
5. Bake uncovered for 25 minutes until hot and bubbly.
6. Sprinkle remaining fried onions on top and bake 5-7 more minutes until golden.
Notes
Use fresh green beans for a fresher taste.
Add shredded cheddar for a cheesy variation.
Freeze casserole before baking for meal prep.
- Prep Time: 10 minutes
- Cook Time: 30 minutes
- Category: Side Dish
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 cup
- Calories: 220
- Sugar: 3g
- Sodium: 550mg
- Fat: 14g
- Saturated Fat: 5g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 20g
- Fiber: 4g
- Protein: 6g
- Cholesterol: 15mg