Sole Mare -Tuna Empanadas

Ingredients

• 3 sheets (25 x 25cm) frozen ready-rolled shortcrust pastry, just thawed
• 425g Sole Mare Tuna of your choice, drained
• 1 cup tinned or fresh diced tomatoes
• 1 small red onion, diced
• 2 garlic cloves, finely chopped
• 1 small red capsicum, halved, deseeded, finely chopped
• 2 tablespoons olive oil
• 14 green or black olives, pitted and chopped
• 2 tablespoons chopped flat-leaf parsley
• 2 tablespoons tomato paste
• 2 teaspoons sweet paprika
• Salt and pepper, to taste
• 1 egg