500g/1lb 2oz carrots, peeled and chopped into small pieces
1 tbsp chopped fresh coriander, to serve
2 garlic cloves, crushed
150g/5½oz onions, chopped (about 2 onions)
300ml/½ pint chicken stock (or vegetable stock)
1 tsp cumin seeds
½ tsp Madras curry powder
150g/5½oz unsalted butter
1 bouquet garni