Yam about 3 cups, cut in small cubes
8 red chillies
1/2 cup coconut
1 tsps mustard seeds
1/4 tsp hing
1/2 tsp methi seeds
1 tsp oil
Heat oil in a kadai and add hing, red chillies, mustard seeds, methi seeds and roast till the mustard seeds splutter.Grind all the roasted ingredients with coconut, tamarind and salt to a fine paste.
Mix fried yam and oil in the ground masala,just before serving.