Easy to handle, and tasty to snack on! Serve your summer tuna salad in an edible dish! Dish type Appetizer Serves 6 Ready in 30 minutes Share via Print Ingredients 2 cucumbers, peeled, seeded 1 large can of tuna fish 2 tbsp. mayonnaise 1 tsp. mustard 1 celery stick, small chop Directions Ready in 30 minutes Peel the cucumbers, and spoon out the seeds. Cut ends off and then cut them into thirds, about 3” long each. Prepare the tuna salad with tuna, mayo, mustard, and celery, and fill the cucumber boats for appetizers!