1. Soak Urad dal and rice for 6 hrs in water.
2. Remove from water put it in a blender in that add Ginger, Green chillies and salt make a thick paste
3.When the batter is ready remove from the blender into a bowl.
4.In that batter add chopped oninons,cumin seeds and curry leaves mix it well.
5.Take a Pan Add oil into it pour the batter with your hand spread it all over equaly.
6.Cook both the sides till it becomes brown color and crisp.