1/2 c. chopped onion
1 c. cooked macaroni
1 (8 oz.) can tomato sauce
1/2 c. grated cheese
1 lb. ground beef
1 c. celery
Salt and pepper to taste

Cook onion until golden brown, in skillet. Crumble and brown ground beef. Combine macaroni, celery, tomato sauce, cheese, salt and pepper, onion and hamburger in casserole. Bake uncovered at 350 degrees for 25 minutes or until heated through.