First mix oats powder and rava with salt well then add curds hing carrot and mix well. Now slowly incorporate water to make a thick batter. Rest it for 30 mins. Now add tadka of mustard seeds chana dal to it with green chilli and mix well. Separate the batter into two half and add one packet of eno in one and immediately make idlis otherwise the idlis will not be soft.
Once first set is done add the other packet of eno and mix well and immediately make idlis.Serve with green chutney and lemon tea. Process listed below.
Green chutney :In a mixie jar add the two leaves green chilli salt tamarind pulp and onion and blend well. Then add oil to a small pan and heat it and add mustard seeds and hing and add this tadka over the chutney. Ready to serve.
Lemon tea.Boil the water then infuse the tea bag into the water for 3 mins and squeeze. Now add lemon juice and honey when warm and serve.