There are about 1,000 descendants of the Aryan tribes and they live scattered around Gilgit, Hunza, Kargil and Leh. Being nature worshippers, they celebrate the Bononah (nature) festival and are strict vegans, which means they are not only strictly vegetarian but also don't consume milk or milk products.
http://www.thehindubusinessline.com/life/2005/01/07/stories/2005010700080200.htm
http://www.thehindubusinessline.com/lif