This recipe doesn't require cooking, making it the perfect meal to serve when it's just too hot to be in the kitchen.

Ingredients

• 3 cans tuna packed in olive oil, drained
• 1/2 cup artichokes packed in oil, drained and chopped
• 1/4 cup black olives, chopped
• 1/2 small red onion, finely chopped
• 2 tablespoons capers
• 2 tablespoons flat-leaf parsley, chopped
• Salt and freshly ground black pepper
• 1 tablespoon lemon juice
• 1-2 tablespoon olive oil
• 6-8 tomatoes, tops removed and insides scooped out