Stupid-Easy Recipe for French Onion Beef Casserole (#1 Top-Rated)


Savory French onion soup is the flavor foundation for this easy, creamy beef casserole.

Satisfy your sweet tooth with this easy-to-make recipe for French Onion Beef Casserole.

1. Info for French Onion Beef Casserole

  • Cook Time: 30 min
  • Total Time: 30 min
  • Servings: 6
  • Calories: 535.85 kcal

2. Ingredients for French Onion Beef Casserole

  • 10.5 oz. cream of mushroom soup (1 can)
  • 10.5 oz. French onion soup (1 can)
  • 1/2 cup sour cream
  • 1/2 cup mayonnaise
  • 1 tsp. garlic powder
  • 1/4 tsp. salt
  • 1/8 tsp. black pepper
  • 10 oz. egg noodles (cooked)
  • 1 lb. ground beef (cooked)
  • 1 cup french-fried onions

3. Directions:

3.1 Preheat

Preheat the oven to 375°F.

3.2 Prep

In a baking dish, whisk together the cream of mushroom soup, French onion soup, sour cream, mayonnaise, garlic powder, salt, and black pepper until smooth.

Add the egg noodles and ground beef and fold with a rubber spatula until well combined.

Sprinkle top of casserole with the french-fried onions.

3.3 Oven

Bake the casserole on middle rack of oven until it is bubbling and heated through, 20-25 minutes.

3.4 Check

Check to see that casserole is done. Remove from oven or add time as needed.

3.5 Serve

Allow the casserole to cool for 5-10 minutes before serving.


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