firstly take a 4 tsp of oil
add in mustard seeds, cumin seeds, urad dal, channa dal, curry leaves and hing. allow to splutter.
then add ginger, chilli and saute till raw smell goes away.
also add grated carrot, turmeric and saute for 2 minutes.
now add rava and roast for 3 minutes. allow it to cool down.
once completely cooled and add curd and mix well.
add 1 - 1½ cup of water little by little (as required). form idli batter consistency.
add salt to taste and mix well. keep aside for some time. (approx. 20 min).
now add baking soda / eno fruit salt and mix till it turn frothy.
after adding baking soda do not let it sit for more time. grease the plates with oil and place cashew in the mould.
pour the batter into the idli moulds.
and steam it for 10 mins
allow it to rest for 5 mins then unmould. serve hot with any chutney of your choice.