Delmarva Tuna, Apple, and Walnut Salad

Being virtually unaware of (or oblivious to) the fashionable fresh tuna rage elsewhere in the country, Southerners have a veritable obsession with canned tuna and have come up with every way imaginable to transform ordinary tuna salad into dishes fit for the most gracious luncheons, bridal receptions, and picnics. In Southern delis and even cafeterias, I’ve noticed just recently tuna salads with all sorts of unusual ingredients, but one of the most exotic and delicious I’ve tasted was this