Heat vegetable oil in a pan.
Once the oil is hot, add mustard seeds, cumin seeds and chana dal and fry for a few seconds.
Add hing, curry leaves, ginger, green chilli, dry red chilli and and fry until cashew nuts turns slightly brown.
Add rava and roast it on low flame until slightly browned.
Remove the rava in a bowl and let it cool completely.

Add curd and carrot in the cooled rava and mix well.
Add some water to make idli like batter.
Cover the batter and keep aside for 15 minutes.
Check the consistency of the batter once again.

Add more water if required. Also add Eno Fruit Salt and give it a mix.

Heat an appe pan and add some oil in the cavities.
Pour the batter in the cavities.
Cover the pan and let the appe cook until nicely browned from the bottom.
Flip and cook from other side as well.
Remove from pan and serve hot.