Healthier conchiglie pasta in rich tomato sauce

Instructions

1 Heat the oil in a large frying pan. Add the onion and gently fry for 10 min or until golden. Add the garlic and chilli flakes and cook for 3 min. Add the worcestershire sauce, tomatoes, Pernod (if using) and vinegar, then season with black pepper. Simmer gently for 20 min or until the sauce thickens.

2 Meanwhile, cook the pasta according to the pack instructions, then drain. Toss through the sauce, sprinkle with grated parmesan and ground black pepper, then serve.