1-1 1/2 lb. ground beef
1 sm. chopped onion
8 oz. pkg. Mueller's egg noodles
8 oz. sharp grated Cheddar cheese
32 oz. jar spaghetti sauce (Prego, Ragu, etc.)

Brown ground beef and onion; drain. Add jar of spaghetti sauce. Cook noodles as directed. In a 13 x 9 inch dish, layer noodles, spaghetti sauce mixture with meat and top with cheese. Bake at 350 degrees until bubbly or about 45 minutes.