Watercress, chorizo and pepper puff pastry tart Ingredients 1 sheet ready-rolled puff pastry 1 egg, beaten 80g chorizo 85g watercress 120ml crème fraiche 2 roasted peppers (from a jar is fine) 100g mozzarella Instructions Heat the oven to 220C/Gas 7. Lay the pastry on a baking sheet, score around the edge to make a 1cm