5-Ingredient Green Bean Casserole

Thanksgiving doesn’t have to mean a long grocery list or an expensive meal. This 5-ingredient green bean casserole is simple, affordable, and full of classic flavor. It proves that comfort food can be easy and still taste amazing.

Old School Comfort Made Even Easier

Quick and Easy: Ready in minutes and perfect for busy holiday cooking.
5 Simple Ingredients: Nothing fancy, just a few pantry staples that taste great together.
Throwback Recipe: A cozy classic that tastes just like Grandma used to make.

Green Bean Casserole Ingredients

Canned Green Beans: Drain them well!
Salt and Pepper: Season to taste or use seasoned salt if you prefer.
Crispy Fried Onions: You can find these at any grocery store, but if you can’t find them, make my homemade Crispy Onion Strings.
Make it Cheesy: Add a handful of shredded cheddar cheese before baking.
Add Mushrooms: Add mushrooms for added flavor & texture.
Topping Variations: You could use breadcrumbs or panko breadcrumbs instead of crispy onions.

5 Ingredient Green Bean Casserole Recipe

Getting ready for Thanksgiving dinner can feel stressful, especially when food prices are high. This recipe keeps it simple with just a few ingredients and the same cozy taste you love.

Combine: Preheat the oven to 350°F, then spray a 2-quart baking dish with nonstick cooking spray. Add green beans, cream of mushroom soup, milk, salt, and ground black pepper to a mixing bowl.
Stir: Stir to combine.
Add to Casserole Dish: Pour the mixture into the prepared casserole dish.
Bake: Top with French fried onions and bake for about 25 minutes, until bubbly and golden brown.

Beans, soup, salt, and pepper added to a mixing bowl.

Ingredients mixed together in the mixing bowl.

Alyssa’s Pro Tip

Feeding a bigger crowd? Double the recipe and bake it in a 9×13 inch dish.

Easy Green Bean Casserole

Creamy and comforting with just five ingredients this easy green bean casserole delivers classic flavor everyone loves.

Course Side Dish

Cuisine American

Keyword 5 ingredient green bean salad, easy green bean casserole recipe, green bean casserole recipe, thanksgiving

Prep Time 10

Cook Time 25

Total Time 35

Servings servings

Calories 13kcal

Author Alyssa Rivers

Ingredients

2 (15-ounce) cans cut green beans drained
1 (10.5-ounce) can condensed cream of mushroom soup
½ cup milk
1 (2.8-ounce) can French-fried onions
salt and ground black pepper to taste

Instructions

Preheat the oven to 350 degrees Fahrenhei and spray a 2-quart baking dish with nonstick cooking spray.
In a large bowl, add 2 (15-ounce) cans cut green beans, 1 (10.5-ounce) can condensed cream of mushroom soup, ½ cup milk, and salt and ground black pepper to taste.
Stir to combine, then pour the mixture into the prepared casserole dish.
Sprinkle the top of the casserole with 1 (2.8-ounce) can French-fried onions and bake until bubbly, about 25 minutes.

Notes

Storage, Reheating & Make Ahead Instructions

Storage: Store cooled leftovers in an airtight container in the refrigerator for 3–5 days.
Reheating: Warm leftovers in the microwave until heated through.
Make Ahead: Assemble the casserole without the crispy fried onions. Cover tightly with plastic wrap and refrigerate for up to 2 days. When ready to bake, remove the plastic wrap, add the onions, and bake as directed.