1 1/2 lbs. hamburger
3/4 c. cracker crumbs
1 egg
1/2 tsp. oregano
1/2 tsp. pepper
1/2 c. onions
1 tsp. salt
2 (8 oz.) cans tomato sauce
2-3 slices white American cheese
2 c. shredded Mozzarella cheese

Combine hamburger, cracker crumbs, egg, onion, 1/3 cup tomato sauce, salt, oregano and pepper. Mix well. Place on waxed paper. Roll flat with rolling pin (rectangle shape), sprinkle with Mozzarella. Roll up like a jelly roll. Press ends and seal.

Bake at 350 degrees for 1 hour. Drain and pour in remaining tomato sauce and place American cheese on top. Bake 15 minutes longer.