Black Salt Powder or kala namak is a salt of volcanic origin,used mainly in the Indian cuisine and found in the chain of mountains of the Himalayas.Kala Namak is made by heating it up at extremely high temperatures in the kilns and then is mixed with the seed of Harad or Black Myrobalan tree to imbibe certain therapeutic properties to it. It is very much common on the dinner table now a days with respect to Health benefit and taste essence. Add taste and health to your dish.