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Bite into this fulfilling tuna sandwich made more exciting with the rich flavor of fresh apples. -1 can (6 1/2 ounce) tuna in water, drained1 small apple, halved (remove seeds) and chopped (1 cup)1/4 cup lowfat vanilla yogurt1 teaspoon prepared mustard1 teaspoon honey6 slices whole wheat bread3 iceberg lettuce leaves

More... (http://www.fitness.com/recipes/232/apple_tuna_sandwich.php)

hold the honey and the mustard and add some curry powder (either hot or mild or a combination fo the two) and you've got my favorite way to serve tuna...