2 cans tuna
2 tbsp. butter
1/2 c. catsup
1/4 c. plus 2 tbsp. water
1/4 c. relish
3 tbsp. lemon juice
1 1/2 tsp. Worcestershire sauce
3/4 tsp. dry mustard hamburger buns

Melt butter in skillet. Add catsup, water, relish, lemon juice, Worcestershire sauce, and mustard. Simmer for 10 minutes then add tuna and simmer another 5 minutes. To serve, place spoonful of mixture on each bun.