Tuna Salad with Balsamic Vinegar and Grapes
Follow the recipe for Classic Tuna Salad, omitting the lemon juice, pickles, garlic, and parsley and adding 2 tablespoons balsamic vinegar, 6 ounces halved red seedless grapes (about 1 cup), ¼ cup lightly toasted slivered almonds, and 2 teaspoons minced thyme leaves to the tuna along with the salt and pepper.
Curried Tuna Salad with Apples and Currants
Follow the recipe for Classic Tuna Salad, omitting the pickles, garlic, and parsley and adding 1 medium firm, juicy apple, cut into ¼-inch dice (about 1 cup), ¼ cup currants, and 2 tablespoons minced fresh basil leaves to the tuna along with the lemon juice, salt, and pepper; mix 1 tablespoon curry powder into the mayonnaise before folding into the tuna.
Tuna Salad with Lime and Horseradish
Follow the recipe for Classic Tuna Salad, omitting the lemon juice, pickles, and garlic and adding 2 tablespoons juice and ½ teaspoon grated zest from 1 lime and 3 tablespoons prepared horseradish to the tuna along with the salt and pepper.