Stuffed bell peppers are a nutritious and flavorful way to enjoy ground beef recipe involves hollowing out fresh bell peppers and filling them with a savory mixture of ground beef, rice, tomato sauce, and seasonings. Baked until tender, these stuffed peppers are a great way to enjoy a balanced meal with protein, veggies, and grains all in one. You can customize the filling by adding black beans, corn, or cheese. This ground beef recipe is an excellent choice for meal prepping, as leftovers can be easily reheated for lunch or dinner.