It is a sweet and sour chutney which is very famous in North India. It can be used as a dip with chat item, all kind of tikkis, Dahi vadas, samosa, pakodas and etc. You can store this in refrigerator from one to two months.
Tamarind - 1 cup (Pulp)
Sugar - 2 tsp
Salt - a pinch
Red chilly powder - 1/2 tsp
Black salt - a pinch
Cumin powder - 1/2 tsp
In a wok put all the ingredients and boil it nicely.