Macaroni Hamburger Casserole
["1 lb. ground beef", "1 c. tomato soup", "1/2 (8 oz.) box cooked macaroni", "1 chopped onion", "grated cheese"]
["Cook meat; drain. Add soup and onion. Simmer.", "Mix macaroni with meat mixture and place in casserole dish.", "Cover with cheese and place under broiler until melted.", "Serve hot."]
["ground beef", "tomato soup", "macaroni", "onion", "grated cheese"]