- How to Make Instant Rava Dosa 1.In a big mixing bowl add rava, gram flour and water. Mix well. Keep aside for Half an hour. 2. After half an hour take a pan pour. 1 tbsp oil let oil hot add the onions, green chillies, cilantro, cumin seeds, and potatoes and salt. Mix well. 3.Take a large non-stick pan on a medium flame and and apply some clarified butter on that Once hot using a ladle start pouring the batter from a little height. 5.Now fill the large holes with the batter. Pour a little oil on the outside of the dosa. 6.Once you start seeing the edges getting brown use a sharp edged spatula and make sure that the dosa is not sticking to the pan. 7.Now fill the potato filling 8.Once cooked using a spatula remove the dosa from the griddle or pan and place it in a plate.10.Repeat the same process with the rest of the Rava Dosa batter. 10.Serve hot with some Coconut Chutney, green Chutney and Sambar.