In a bowl add all the ingredients along with water and mix well. The batter should be runny like any other dosa batter. Keep it aside for 5 minutes. Now, heat the tawa/griddle and pour one ladle of the batter on the hot tawa and move the ladle in circular motion from left to right. Pour a little oil /ghee to roast.Once done, roast on the other side too and serve hot.