2 carrots (about 200g/7oz), peeled and finely chopped
4 celery sticks (about 150g/5陆oz), trimmed and finely chopped
4 garlic cloves, finely chopped
1 large onion (about 100g/3陆oz), finely chopped
large handful fresh flatleaf parsley, roughly chopped
250g/9oz (about 陆 head) Chinese leaf cabbage or savoy cabbage, shredded
2 tbsp thyme leaves
1.5 litres/2戮 pints chicken stock
400g tin chopped tomatoes
250g/9oz red lentils
1 bay leaf
sea salt and freshly ground black pepper
1 tsp vegetable oil
80驳/2戮辞锄 pancetta, finely diced into 5mm/录in pieces