Easy Homemade Green Bean Casserole Recipe for Dinner

Homemade Green Bean Casserole is the ultimate comfort food side dish. After making this many times, I’ve discovered the trick to a creamy, not-watery casserole. The crispy fried onions on top make it irresistible. Keep reading for my best tips or jump straight to the recipe. If you love recipes like this, you’ll also enjoy Easy Keto Caprese Stuffed Avocado Bites Recipe and Easy One-Pan Lemon Chicken and Rice Dinner Recipe.

Why This Easy Homemade Green Bean Casserole Recipe for Dinner Is Pure Comfort
- Creamy and comforting
- Better than takeout
- Crispy fried onions on top
- Easy to make
What You'll Need for Easy Homemade Green Bean Casserole Recipe for Dinner
Choosing the right ingredients makes a big difference, but this recipe is forgiving enough to work with what you have.
- 2 cans (10.5 oz each) cream of mushroom soup
- 1/2 cup milk
- 1 lb fresh green beans
- 1/2 tsp salt
- 1/4 tsp black pepper
- 1 can (6 oz) French-fried onions
- salt
- black pepper
- Optional: additional fried onions for garnish

📝 Ingredient Notes
- fresh green beans: You can also use frozen green beans, but fresh ones have a better texture.
🛒 Tools & Equipment I Recommend
- Stainless Steel Mixing Bowls — Perfect for mixing the casserole ingredients → See on Amazon
- 8×8-inch Baking Dish — Ideal size for this casserole → See on Amazon

How to Make Easy Homemade Green Bean Casserole Recipe for Dinner
- Step 1: Preheat your oven to 350°F (175°C).
- Step 2: In a large bowl, mix together the cream of mushroom soup, milk, salt, and pepper.
- Step 3: Add the green beans to the bowl and stir until they're well coated in the soup mixture.
- Step 4: Transfer the green bean mixture into an 8×8-inch baking dish. Spread it out evenly.
- Step 5: Sprinkle the French-fried onions over the top of the casserole.
- Step 6: Bake for 25-30 minutes, or until the casserole is bubbly and the onions are golden brown and crispy.
- Step 7: Let the casserole rest for a few minutes before serving. Garnish with additional fried onions if desired.
Cook's Tips for Perfect Easy Homemade Green Bean Casserole Recipe for Dinner
- Common mistake and fix: The #1 reason this recipe fails is using too much milk, which makes the casserole watery. To prevent this, stick to the exact 1/2 cup of milk.
- Pro tip: For extra crunch, you can add some crushed nuts or breadcrumbs to the fried onions before baking.
- Pro tip: To make this casserole ahead of time, prepare it up to the point of baking, then refrigerate. Bake as directed when ready to serve.
Storing & Reheating Easy Homemade Green Bean Casserole Recipe for Dinner
Short-Term Storage
Store in an airtight container in the fridge. Store leftovers in an airtight container in the fridge for up to 5 days. Make-ahead tip: You can make this casserole up to 2 days ahead. Store in the fridge until ready to bake.
Freezing Easy Homemade Green Bean Casserole Recipe for Dinner
Freeze leftovers for up to 3 months. Thaw in the fridge overnight before reheating.
How to Reheat Without Drying It Out
Oven: Reheat in a 350°F (175°C) oven for 15-20 minutes, or until heated through. Microwave: Reheat in the microwave for 1-2 minutes, or until heated through. Stir halfway through.
Recipe Notes
- Chef tip: For a healthier version, use Greek yogurt instead of milk and add some chopped mushrooms to the casserole.
- Best substitution: You can substitute the French-fried onions with crispy fried shallots or even crushed potato chips for a crunchy topping.
- Make-ahead: This casserole can be made ahead of time and frozen. Thaw in the fridge overnight before baking as directed.
- Scaling: To make a larger batch, double the ingredients and use a 9×13-inch baking dish. Bake for 30-35 minutes, or until bubbly and golden brown.
- Troubleshooting: If the casserole is too watery, you can thicken it by mixing 1 tablespoon of cornstarch with 1 tablespoon of water and stirring it into the casserole before baking.
Want to level up this recipe?
Good Grips Stainless Steel Mixing Spoons — Perfect for stirring the casserole ingredients → Check price on Amazon
Easy Homemade Green Bean Casserole Recipe for Dinner

Ingredients
Main Ingredients
- 2 cans (10.5 oz each) cream of mushroom soup
- 1/2 cup milk
- 1 lb fresh green beans
- 1/2 tsp salt
- 1/4 tsp black pepper
- 1 can (6 oz) French-fried onions
Seasonings
- salt
- black pepper
Optional Toppings
- additional fried onions for garnish
Instructions
- Step 1: Preheat your oven to 350°F (175°C).
- Step 2: In a large bowl, mix together the cream of mushroom soup, milk, salt, and pepper.
- Step 3: Add the green beans to the bowl and stir until they're well coated in the soup mixture.
- Step 4: Transfer the green bean mixture into an 8×8-inch baking dish. Spread it out evenly.
- Step 5: Sprinkle the French-fried onions over the top of the casserole.
- Step 6: Bake for 25-30 minutes, or until the casserole is bubbly and the onions are golden brown and crispy.
- Step 7: Let the casserole rest for a few minutes before serving. Garnish with additional fried onions if desired.
Notes
- Chef tip: For a healthier version, use Greek yogurt instead of milk and add some chopped mushrooms to the casserole.
- Best substitution: You can substitute the French-fried onions with crispy fried shallots or even crushed potato chips for a crunchy topping.
- Make-ahead: This casserole can be made ahead of time and frozen. Thaw in the fridge overnight before baking as directed.
- Scaling: To make a larger batch, double the ingredients and use a 9×13-inch baking dish. Bake for 30-35 minutes, or until bubbly and golden brown.
- Troubleshooting: If the casserole is too watery, you can thicken it by mixing 1 tablespoon of cornstarch with 1 tablespoon of water and stirring it into the casserole before baking.
Storage
- Fridge: Store leftovers in an airtight container in the fridge for up to 5 days.
- Freezer: Freeze leftovers for up to 3 months. Thaw in the fridge overnight before reheating.
- Oven reheat: Reheat in a 350°F (175°C) oven for 15-20 minutes, or until heated through.
- Microwave reheat: Reheat in the microwave for 1-2 minutes, or until heated through. Stir halfway through.
- Make ahead: You can make this casserole up to 2 days ahead. Store in the fridge until ready to bake.
Nutrition Per Serving
- Calories: 170
- Protein: 4g
- Fat: 8g
- Carbs: 20g
- Fiber: 3g
- Sugar: 4g
- Sodium: 700mg
- Cholesterol: 10mg
- Sat. Fat: 2.5g
Nutritional values are estimates only. Actual values may vary by brand and portion size.
Easy Homemade Green Bean Casserole Recipe for Dinner FAQs
Yes, you can make this casserole up to 2 days ahead. Store it in the fridge until ready to bake.
Using too much milk can make the casserole watery. Stick to the exact 1/2 cup of milk for the best results.
Yes, you can freeze this casserole for up to 3 months. Thaw in the fridge overnight before reheating.
No, this casserole is best baked in the oven. The air fryer doesn't have the capacity or the right environment for baking a casserole.
You can substitute the French-fried onions with crispy fried shallots or even crushed potato chips for a crunchy topping.
A Warm Final Note
I can’t wait for you to try Easy Homemade Green Bean Casserole Recipe for Dinner and see how effortlessly it comes together. When you make it, pop back here and leave a rating or share how it turned out — I love hearing from you!






