Brown 15 lbs hamburger in a heavy kettle. Add 3 quarts chopped onions and cook until soft:
Add
3 No. 10 cans tomatoes
1 No. 10 can tomato purée
6 tablespoons salt
3 teaspoon pepper
Cook slowly for 35 min.
Boil 6 lbs macaroni in salted water according to directions on package. Drain, rinse in hot water, and drain again. Combine meat mixture and macaroni and divide into 5 greased baking pans. Sprinkle with grated American cheese and bake at 375 for about 20 minutes.
Serves 100.