firstly, dry roast rava on low flame till they turn aromatic.

furthermore, roast semiya with a tsp of oil till they turn crisp and slightly golden brown.

additionally add curd.

meanwhile, prepare the tempering by heating oil, mustard seeds, urad dal, chana dal and hing.

also add green chili, ginger and curry leaves.

additionally add turmeric and saute till it splutter.

pour the tempering into the same bowl.

also add coriander leaves, salt and mix well.

furthermore, add water as required and mix well.

rest the batter for 20 minutes.

just before steaming add a pinch of baking soda and mix well till it turns frothy.

pour the batter immediately into the idli plate. do not rest the batter.

also as other idlis you have to steam it for 8-10 mins on medium flame.

finally, serve hot with coconut chutney and sambar.