Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
 350      gram          ripe tomatoes -- chopped (12oz)
   2      tablespoons   sunflower or soya oil
   1      medium        onion -- chopped
   2      large         clov  garlic -- peeled and chopped
   2                    green chillies -- seeded and chopped
   2      teaspoons     ground cumin
   1      teaspoon      salt
   1      tablespoon    sugar or to taste

Preparation:

Put the tomatoes in a small saucepan and cook over a medium heat, covered , until they are soft (4-5 minutes). Remove and cool. Meanwhile, heat the oil over a medium heat and fry the onions and garlic until the onions are soft, but not brown (4-5 minutes). Add the chillies and cumin and for for 30-40 seconds. Puree the tomatoes, the onion mixture, salt and sugar in a blender. Transfer to a serving dish and cool thoroughly before serving.