1 carrot, chopped
1 stick celery, chopped
1 clove garlic, chopped
2 onions, chopped
small bunch parsley, chopped
600g/1lb 5oz assorted pumpkin or squash (total chopped weight)
3 sprigs rosemary
400g/14oz lentils
2 tbsp red wine vinegar
1.2litres/2pints 2fl oz vegetable stock
40驳/1陆辞锄 butter
4 tbsp sour cream