1/4 lb. grated American cheese
3 hard-boiled eggs
1 (7 oz.) can tuna
2 tsp. chopped green pepper
2 tsp. chopped onion
2 tsp. chopped Spanish olives
2 tsp. chopped sweet pickles
1/2 c. mayonnaise

Mix all ingredients together. Put on hamburger buns. Wrap in foil and bake at 325 degrees for 25 minutes.