Slow-cooked beef cheek in red wine Ingredients 4 tbsp extra-virgin olive oil 4 (approx 350g) beef cheeks, trimmed of excess fat 1 medium onion, finely chopped 1 medium carrot, finely chopped ½ stick of celery, finely chopped ½ tsp unsweetened cocoa powder 500ml red wine (preferably a dry Lambrusco or Chianti) 400g can whole tomatoes including