Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      6 1/2 ounces  lite tuna can -- drained
   1      cup           dry bread crumbs
   1                    egg -- slightly beaten
     1/2  cup           minced celery
     1/2  cup           salad dressing
     1/4  cup           onion -- minced
                        leaf lettuce
   4                    hamburger buns -- toasted
                        tomato slices

Preparation:

Mash tuna with a fork. Mix in bread crumbs, egg, celery, salad dressing, and onion. Form into 4 patties. Grill for 3 to 4 minutes on each side until cooked through. Place patties on lettuce-lined buns, garnish with sliced tomatoes and additional salad dressing.