Wash and clean tomatoes, chop in to big pieces, slice onion, peel the carrot and cut in to pieces, place a pressure cooker on medium flame, add butter add chopped tomatoes, onion, carrot,add salt saute them for 2-3 minutes

Let it cool down and grind in a blender to smooth paste, add sugar, mix cornflour in little water without lumps add that to soup, boil it for another 5 minutes,garnish with freshly crushed pepper,coriander leaves and some fresh cream..