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Hamburger Green Bean Casserole – Quick, Easy, and Delicious

Hamburger Green Bean Casserole baked with crispy onions

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Hamburger Green Bean Casserole combines hearty ground beef with tender green beans and creamy mushroom sauce, topped with crispy fried onions for a comforting and satisfying weeknight meal.

Ingredients

Scale
  • 1 lb ground beef
  • 1 can (10.5 oz) cream of mushroom soup
  • 1/2 cup sour cream
  • 1 teaspoon garlic powder
  • 1/2 teaspoon black pepper
  • 4 cups cooked green beans, drained
  • 1 1/3 cups crispy fried onions
  • 1 cup shredded cheddar cheese (optional)

Instructions

1. Preheat oven to 350°F (175°C).

2. In a large skillet, brown ground beef over medium heat until fully cooked. Drain excess fat.

3. In a large bowl, mix together cream of mushroom soup, sour cream, garlic powder, and black pepper.

4. Add cooked green beans and browned ground beef to the bowl. Stir until fully combined.

5. Pour the mixture into a 9×13 inch baking dish and spread it out evenly.

6. If using, sprinkle shredded cheddar cheese over the top, then add crispy fried onions.

7. Bake for 25–30 minutes until bubbly and the onions are golden brown.

8. Remove from oven and let cool slightly before serving.

Notes

You can use fresh or frozen green beans—just be sure to cook and drain them thoroughly.

Add a splash of soy sauce or Worcestershire sauce to the beef for enhanced flavor.

Leftovers reheat well and can be frozen for up to 2 months.