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All the flavors of stuffed peppers—ground beef, rice, peppers, and tomato sauce, all baked into a hearty and easy dish.

Stuffed Pepper Casserole

This Stuffed Pepper Casserole is an easy, family-friendly dinner made with ground beef, peppers, rice, and melted cheese.
Servings: 6
5 from 1 vote
Prep Time 15 minutes
Cook Time 20 minutes
Total Time 35 minutes

Equipment

  • skillet
  • 9x13 baking dish

Ingredients
  

  • 1 pound ground beef or ground turkey/chicken for lighter option
  • 1 small sweet onion diced
  • 1 red bell pepper diced
  • 1 green bell pepper diced
  • 3 garlic cloves minced
  • 1 (14.5-ounce) can diced tomatoes (with juices)
  • 1 (15-ounce can) tomato sauce
  • 1 (4-ounce can) diced green chiles (optional for mild heat)
  • 1 teaspoon Italian seasoning
  • 1 teaspoon paprika
  • ½ teaspoon salt or to taste
  • ½ teaspoon black pepper
  • 1 ½ cups cooked rice white, brown, or cauliflower rice
  • 1 ½ cups shredded mozzarella cheese
  • ½ cup shredded cheddar cheese

Instructions
 

  • Preheat oven to 375°F
  • Cook the meat: In a large skillet over medium heat, brown the ground beef until no longer pink. Drain excess grease.
  • Sauté vegetables: Add onion, red pepper, green pepper, and garlic. Cook for 4-5 minutes, until softened.
  • Add sauces & seasonings: Stir in diced tomatoes, tomato sauce, green chiles, Italian seasoning, paprika, salt, and pepper. Simmer for 5-7 minutes.
  • Mix in rice: Stir the cooked rice into the skillet mixture until evenly coated.
  • Assemble casserole: Transfer to a greased 9x13 baking dish. Sprinkle mozzarella and cheddar cheese on top.
  • Bake: Bake uncovered for 15-20 minutes, or until the cheese is melted and bubbly.

Notes

Tips & Variations

  • Low carb option: Replace rice with cauliflower rice.
  • Add beans: Black beans or kidney beans make it extra hearty.
  • Switch proteins: Try ground turkey, chicken, or even sausage.
  • Spice it up: Use pepper jack cheese or add crushed red pepper.

Storage & Reheating

  • Refrigerate: Store leftovers in an airtight container for up to 4 days.
  • Freeze: Wrap tightly and freeze up to 3 months. Thaw overnight before reheating.
  • Reheat: Warm in the oven at 350°F until heated through, or microwave single portions.
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