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Stuffed Bell Pepper Casserole

A hearty, flavorful casserole combining seasoned ground beef, sautéed bell peppers, tomatoes, rice, and melted cheese. Perfect for family dinners or easy weeknights, with golden, bubbly cheese topping and bold Italian-inspired flavors.
Prep Time15 minutes
Cook Time30 minutes
Total Time45 minutes
Course: Main Dishes
Cuisine: American
Servings: 6 servings
Calories: 420kcal
Author: AI Generator

Ingredients

  • 1 lb ground beef
  • 1 tablespoon olive oil
  • 1 small onion, diced
  • 3 bell peppers (any color), chopped
  • 2 cloves garlic, minced
  • 1 (14.5 oz) can diced tomatoes
  • 1 (15 oz) can tomato sauce
  • 1 cup cooked rice
  • 1 teaspoon Italian seasoning
  • 1/2 teaspoon paprika
  • Salt and pepper, to taste
  • 1 1/2 cups shredded mozzarella cheese
  • 1/2 cup shredded cheddar cheese

Instructions

  • Preheat oven to 375°F (190°C)
  • Brown ground beef in a skillet with olive oil, drain excess fat
  • Add diced onion and chopped bell peppers to skillet; cook 4-5 minutes
  • Stir in minced garlic and cook 1 minute until fragrant
  • Add diced tomatoes, tomato sauce, cooked rice, Italian seasoning, paprika, salt, and pepper; simmer 5 minutes
  • Transfer mixture to a greased 9x13-inch baking dish
  • Top with shredded mozzarella and cheddar cheeses
  • Bake 25 minutes until cheese is golden and bubbly

Notes

Meatless variation: Substitute ground beef with lentils or a meatless crumbles
Freezable: Let cool completely, then freeze in an airtight container for up to 3 months
Add frozen corn or spinach for extra texture
Cover with aluminum foil during first 15 minutes of baking to prevent over-browning