Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1 1/2  pounds        hamburger -- browned & drained
  16      ounces        Mozzarella cheese -- shredded
   1                    onion -- chopped
   1      package       sliced pepperoni
     2/3  box           rigatoni noodles -- cooked
   1      can           cream of mushroom soup
   1      can           mushrooms
   2      jars          pizza sauce

Preparation:

Alternate layers in crockpot as follows: hamburger, noodles, cheese, soup, mushrooms, onions, sauce and pepperoni. Heat 4 hours on low in crock pot.