irstly, in a large pan roast 1 cup rava for 5 minutes or till it turns aromatic. allow it to cool completely, and transfer roasted rava to a mixing bowl. add in 1 cup curd, ½ tsp salt and combine well without forming any lumps.
allow to rest for 20 minutes or till rava / sooji absorbs water.
again add ¼ cup water or as required to prepare idli batter consistency.
just before steaming the idlis, add in ¼ tsp eno fruit salt or pinch of baking soda and give a gentle mix. pour the batter immediately onto greased idli plate.
steam them on medium flame for 15 minutes or till the idli are cooked completely.
finally, serve soft sooji idli or plain rava idli along with chutney and sambar.