Dry roast the oats for a couple of mins.
Cool the oat and powder it in a mixer
Heat a pan with oil, fry mustard, urad dal, chana dal for few mins.
Then add chopped green chilies, grated carrot and turmeric, fry for a minute.
Mix this to the oats. Next add the curds, salt to and combine well.
Add finely chopped coriander leaves.
Next add the eno salt and mix to the regular Idli batter consistency
Grease the idli molds with oil and fill with batter.
Steam for 15 to 20 mins
Serve with side dish.