This Ridiculously Easy Hamburger Casserole is a delicious one-pan meal that requires no boiling or browning beforehand. Combining uncooked pasta, marinara sauce, ground beef, and a blend of seasonings, this baked casserole is simple to prepare and perfect for busy weeknights. The result is a hearty, cheesy dish with perfectly cooked pasta and flavorful browned beef, topped with melted mozzarella cheese for a gooey finish.