Soake urad daal and idli rawa in separate bowl for about 6 hours

After 6 hours remove excess water from rawa,grind urad daal with little water,add urad daal mixture into rawa and add ground rice,mix welll

Set aside in a warm place to ferment for 8 hours,when mixture perfectly fermented add salt and soda

Oil the idli steamer plates,spoon the batter into the plate

Set the idli steamer into a large,pre- heated pot with water in the bottom of steaming

Steam the batter for 5-10 mins or until fluffy

Remove the idlis from the streamer and serve with chutney and sambhar🤗😋😋