4 doz. melba or cracker rounds
3/4 c. catsup
2 oz. pepperoni, thinly sliced
4 oz. Mozzarella
Dried oregano

Heat oven to 400 degrees. Spread rounds with catsup; top with pepperoni slices. Sprinkle cheese and oregano over pepperoni. Bake on ungreased cookie sheet until cheese is melted.