450 gm minced pork 800 gm chopped tomatoes (2x tins) 1 tbsp tomato puree 1 tsp mixed herbs 1 tbsp Worcestershire sauce 1 tsp sugar (optional) 1/2 courgette (skin on), chopped 4 celery stalks, chopped 2 onions (medium), chopped 1 tsp garlic chopped pepper (to taste) 250 gm penne (or other pasta shapes) For the cheese sauce 40 gm flour 40 gm butter (or margarine) 400 ml milk (full fat) 100 gm mature Cheddar cheese, grated