Food and Travel Magazine | Riganada tart with anchovies

Ingredients

• 400g ripe vine tomatoes
• 1/2tsp sea salt
• 500g puff pastry
• 1 large egg
• 1 red onion, finely sliced
• 30g anchovies or sardines in oil (or capers)
• 1tsp dried oregano
• olive oil (optional)
• a few oregano sprigs or basil leaves, to garnish