There are 2 ways idli batter can be made
1. The first method uses idli rava which is made of a special kind of parboiled rice with Urad dal. This method is very popular in the south Indian states where the idli rava is available. Making idlis using this method is super quick as the rice need not be ground.
2. The second method is a traditional one which uses idli rice or parboiled rice with Urad dal. However they can be made with most kinds of rice including sona masuri, ponni or parmal rice.