These cheesy beef and rice stuffed peppers are a flavorful, high-protein meal perfect for meal prep or dinner. Stuffed with a savory mixture of lean beef, brown rice, quinoa, sautéed onions, and melty mozzarella, each bell pepper delivers a satisfying balance of macros and taste. Seasoned with cumin, paprika, garlic, salt, and pepper, the filling packs a rich, comforting flavor. Baked until tender and topped with gooey cheese, this dish offers over 25g of protein per serving with wholesome ingredients and craveable textures.