Pizza Casserole
["1 lb. ground beef", "1 medium onion, chopped", "1 medium green pepper, chopped", "1 c. elbow macaroni", "1 c. spring macaroni", "1 c. shell macaroni", "1 can mushrooms", "1/2 lb. pepperoni, sliced", "32 oz. spaghetti sauce", "2 c. Mozzarella cheese, shredded"]
["Brown ground beef; drain.", "Add onions, green pepper, pepperoni and mushrooms.", "Simmer for 15 minutes.", "Cook macaroni according to directions; drain."]
["ground beef", "onion", "green pepper", "elbow macaroni", "spring macaroni", "shell macaroni", "mushrooms", "pepperoni", "spaghetti sauce", "Mozzarella cheese"]