Green Bean Casserole

Name: Green Bean Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 8 servings
Ingredients: 2 lbs fresh green beans, trimmed and halved; 2 tbsp butter; 8 oz mushrooms, sliced; 2 cloves garlic, minced; 3 tbsp all-purpose flour; 1 1/2 cups chicken broth; 1/2 cup heavy cream; 1/2 tsp salt; 1/4 tsp black pepper; 1 1/2 cups crispy fried onions, divided

8 servings15 min prep30 min cookEasy

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The Story Behind It

The Tale of Green Bean Casserole

Story updated September 18, 2026

Green bean casserole was created in 1955 by Dorcas Reilly, a home economist at the Campbell Soup Company, to promote condensed cream of mushroom soup, and it quickly became a fixture of American Thanksgiving tables.

Ingredients

Scale:· 8 servings

2 lbs fresh green beans, trimmed and halved
2 tbsp butter
8 oz mushrooms, sliced
2 cloves garlic, minced
3 tbsp all-purpose flour
1 1/2 cups chicken broth
1/2 cup heavy cream
1/2 tsp salt
1/4 tsp black pepper
1 1/2 cups crispy fried onions, divided

Instructions

1Preheat the oven to 375 F and blanch the green beans in boiling salted water for 4-5 minutes, then drain and set aside.
2Melt the butter in a large skillet and saute the mushrooms and garlic until softened, about 5 minutes.
3Sprinkle the flour over the mushrooms and cook for 1 minute, then whisk in the broth and cream.
4Simmer for 3-4 minutes, until thickened, and season with salt and pepper.
5Fold in the green beans and half of the crispy onions, then transfer to a baking dish.
6Bake for 20 minutes, top with the remaining onions, and bake 5 more minutes until golden and bubbly.

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