1 carrot, chopped
2 sticks celery, chopped
3 garlic cloves, crushed
1 onion, finely chopped
1 x 400g/14oz tin chopped tomatoes
250-300g/9-10陆oz dried lasagne sheets that don鈥檛 require soaking
75驳/2陆辞锄 plain flour
1 bay leaf
400-500ml/14-18fl oz beef stock
sea salt and freshly ground black pepper
录 tsp freshly grated nutmeg
olive oil
extra virgin olive oil, for drizzling
2 tbsp tomato pur茅e
75驳/2陆辞锄 unsalted butter
1 litre/1戮 pint full-fat milk
150驳/5陆辞锄 parmesan, to serve
500g/1lb 2oz beef mince
125ml/4fl oz red wine