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Delicious French onion ground beef and rice casserole in a baking dish

French Onion Ground Beef and Rice Casserole

A comforting and hearty casserole made with ground beef, rice, French onion soup mix, and topped with cheese and French-fried onions.
Prep Time 15 minutes
Cook Time 55 minutes
Total Time 1 hour 10 minutes
Course Dinner, Main Course
Cuisine American
Servings 6 servings
Calories 450 kcal

Ingredients
  

Main Ingredients

  • 1 lb ground beef Preferably lean to reduce excess grease.
  • 1 cup long-grain white rice (uncooked) Do not rinse.
  • 1 packet French onion soup mix For flavoring.
  • 2 cups beef broth Use low sodium if preferred.
  • ½ cup sour cream Can substitute with Greek yogurt.
  • 1 ½ cups shredded mozzarella or Swiss cheese Use Swiss for a fancier taste.
  • ½ cup French-fried onions For topping.

Instructions
 

Preparation

  • Preheat the oven to 350°F (175°C) and grease a 9×13-inch baking dish.
  • In a skillet over medium heat, brown the ground beef and drain excess grease. Season with salt, pepper, and garlic powder.
  • In a large bowl, mix uncooked rice, French onion soup mix, and beef broth until well combined.
  • Stir in the cooked ground beef and sour cream until fully mixed.
  • Transfer the mixture to the prepared baking dish and top with shredded cheese.

Baking

  • Cover with foil and bake for 40 minutes.
  • Remove the foil and bake an additional 10-15 minutes until cheese is bubbly.
  • Sprinkle French-fried onions on top and bake for another 5 minutes until golden brown.

Notes

You can make this dish ahead of time by assembling and refrigerating it. Add 10-15 extra minutes to the baking time if it's cold. Leftovers can be stored for up to 4 days and reheated in the oven or microwave.
Keyword casserole, Comfort Food, Easy Dinner, French onion, Ground Beef