firstly, in a kadhai heat, take 3 tsp oil and keeping the flame on low add 1 cup rava and roast well. roast for 5 minutes or until the rava turns aromatic
take a deep bowl, take 1 cup rava. Add curd to it. Now then add chopped coriander. Add salt to taste and 1 cup of water. mix well
Cover with a lid and keep aside for 10 minutes. The sooji idli batter does not require any grinding or fermenting
In a small non-stick pan. Add the mustard seeds. Finally, add green chillies. tadka of Sooji Idli on a medium flame for 1 minute.
Mix well. batter is ready. If you do not make the idlis immediately, the batter will become thick as rava absorbs water so, adjust to medium consistency by adding 1-2 tbsp of water.
take a Moulds and fill well. Do not overfill the moulds, as the rava idli will rise on cooking and you do not want them to spill out.
Finally, serve instant rava idli serve with coconut chutney and sambar.