Tomato Soup - North Indian Recipe

Ingredients:

1½ kg ripe tomatoes,chopped 
1 tbsp chopped lemon grass 
2 curry leaves 
2" fresh ginger,peeled & chopped 
1 tsp salt 
4 fl oz water 
4 fl oz single cream 
1 pt milk 
1 tsp ground roasted cumin seeds 
pinch ground black pepper 
pinch cayenne pepper 
2 tsps lime or lemon juice 
1 tbsp chopped coriander leaves

Method:

Put the tomatoes, lemon grass, ginger, salt and water into a saucepan and bring to boil. Lower the heat and cover the simmer gently for 15 minutes. 
Uncover, increase the heat and simmer more rapidly for another 15 minutes. Take the tomato puree in a liquidizer and sieve. You should have about ¾ of thick tomato juice. 
Add cream, milk, cumin seeds, black pepper and lime or lemon juice. Stir together well and reheat gently without boiling. 
Serve garnished with freshly chopped coriander.