1/2 lb. American cheese (cut in sm. sq.)
1 (12 oz.) can Spam, chopped fine
1 (10 1/2 oz.) can pizza sauce with cheese
1 1/2 lb. hamburger, browned & drained
1/2-1 tsp. garlic salt
1/2 tsp. salt
1/2-1 tbsp. oregano

Mix cheese and Spam together. Add to slightly cooled browned hamburger. Add rest of ingredients. Mix well. Place mixture on open faced buns. Bake 10 minutes at 375-400 degrees, until cheese melted.