2 lb. ground beef
1 pkg. taco mix
3/4 pkg. onion soup mix
1 sm. can tomato sauce
Cheddar cheese, grated
Mozzarella cheese, grated

Brown the ground beef, add the taco mix as directed, add onion soup mix and tomato sauce. Simmer. Cool mixture and add grated Cheddar and Mozzarella cheese.

Place mixture on half hamburger bun and place under a broiler until bubbly. Keeps well in the refrigerator.