Ingredients

1 Pound minced ham
1/2 Pound American cheese
minced onion, to taste
1 Can (small) tomato paste
5 hamburger buns

Instructions

Grind meat and cheese together and mix with tomato paste and onion. Spread mixture on split hamburger buns and broil until cheese bubbles and edges of buns turn brown. May sprinkle with Parmesan cheese.