1 cup pepperoni slices
1/2 cup chopped onion
1/2 cup green pepper strips
1/2 (1 lb.) pkg. spaghetti, cooked and drained
1/2 cup Parmesan cheese
1/2 cup Mozzarella cheese, shredded
1/2 cup chopped tomatoes
1/2 tsp. oregano leaves

Fry pepperoni until edges curl. Add onion and green pepper; cook until tender. Toss with spaghetti and combine remaining ingredients. Heat thoroughly.