Canned tuna is a pantry staple, but it can also be turned into a gourmet appetizer. We asked a chef for the best way to take ...

So, when I make tuna salad, I make sure every bite is loaded with pickle-y goodness. In place of the usual vegetables that most tuna salad recipes call for, like celery and onion, I only use pickles.

Combine tomato sauce with olive oil oregano and salt. Spread half of this sauce on the bottom slice of the panini bread. Crumble the tuna on top. Add red onion slices, mozzarella slices and capers.