French Onion Ground Beef and Rice Casserole is the ultimate comfort food that combines savory ground beef, tender rice, and gooey cheese into a delightful one-pan dish. Perfect for busy weeknights or family gatherings, this easy-to-make casserole bursts with rich flavors from French onion soup mix and beef broth. Topped with crispy fried onions and melted cheese, every bite promises satisfaction.