Stuffed Pepper Meatballs are a delicious twist on traditional stuffed peppers. These meatballs are made with a mixture of ground beef, bell peppers, onions, and spices, then stuffed with a gooey cheese center. They are baked to perfection and served with a flavorful tomato sauce. These meatballs are a crowd-pleasing appetizer or main dish that is sure to impress your guests.