SHOPPING LIST: Cooking Skills: Pasta 1, Chapter 6 (Meat and Fish Sauces) Specialist items: raw peeled king prawns are in the fish aisle or freezer section; good pork sausages from the butcher or fresh meat aisle. Lean beef mince is labelled 5% or 10% fat. Tuna and tomato pasta (2 portions) [ ] 150 g dried spaghetti (75 g per portion) [ ] 1 tbsp olive oil [ ] 2 garlic cloves, sliced [ ] ¼ tsp dried chilli flakes [ ] 400 g tin chopped tomatoes [ ] 145 g tin tuna in olive oil or spring water, drained [ ] 1 tbsp capers, rinsed [ ] 1 tbsp chopped flat-leaf parsley [ ] ½ lemon, zest only Garlic prawn pasta (1 portion) [ ] 75 g dried linguine [ ] 120 g raw peeled king prawns [ ] 1 tbsp olive oil [ ] 2 garlic cloves, sliced [ ] ¼ tsp dried chilli flakes [ ] 1 tsp butter [ ] 6 cherry tomatoes, halved (optional) [ ] ½ lemon, zest and a squeeze of juice [ ] 1 tbsp chopped parsley Sausage and fennel pasta (2 portions) [ ] 150 g dried rigatoni or penne (75 g per portion) [ ] 3 good pork sausages (about 200 g), skins removed [ ] 1 tsp olive oil [ ] 1 small onion, finely chopped [ ] 1 garlic clove, sliced [ ] ½ tsp fennel seeds, lightly crushed [ ] 400 g tin chopped tomatoes [ ] 1 tbsp chopped parsley [ ] 15 g parmesan, grated Slow beef ragù (6 portions of sauce) [ ] 500 g lean beef mince (5 to 10% fat) [ ] 1 tbsp olive oil [ ] 1 onion, very finely chopped [ ] 1 carrot, finely diced [ ] 1 celery stick, finely diced [ ] 2 garlic cloves, crushed [ ] 2 tbsp tomato purée [ ] 400 g tin chopped tomatoes [ ] 200 ml hot reduced-salt beef stock [ ] 100 ml whole milk [ ] 1 bay leaf [ ] 1 tsp salt [ ] 1 pinch nutmeg [ ] Freezer tubs or bags, plus 75 g pasta per portion served For the experiments [ ] Extra mince and ingredients for two half-batches of ragù (milk vs no milk) [ ] Extra mince for a browned vs unbrowned comparison