This Quick and Simple Stuffed Pepper Casserole recipe combines all the delicious flavors of classic stuffed peppers in a hassle-free one-pan dish. It’s loaded with ground beef, bell peppers, rice, and melted cheese, making it a comforting, hearty meal for busy weeknights. Keywords: stuffed pepper casserole, easy stuffed peppers, quick casserole recipe, one-pan casserole.