Stuffed Pepper Casserole is a delicious and comforting dish that combines the flavors of stuffed peppers with the convenience of a casserole. It features a hearty mixture of ground beef, rice, bell peppers, onions, and tomatoes, all baked together in a flavorful tomato sauce. This casserole is easy to make and perfect for a weeknight dinner or potluck gathering. It's a crowd-pleasing dish that will satisfy everyone's appetite.