Soak the rice ,fenugreek seeds and Urad dal overnight or min 10 hours
Wash them by draining the water 2 -3 times
Grind all the ingredients including the cooked rice except salt to a fine paste.Beat the batter well with a spatula
Keep aside in a warm place at least for 8-10hours
Add more water if required. The consistency of the batter should be enough to thickly coat on a spoon when dipped
Add salt and mix well just b4 making dosa
Heat a non-stick pan
Pour a spoonful of batter in the center, spread with the back of the spoon to a thin round
Spread half tsp of ghee over it
Place a tbsp of masala in the center of the dosa
Fold into 2 ,from both sides to cover the masala
Remove with a spatula
--- For Masala---
Peel and wash potato ,cut into medium pieces
Pressure cook them by adding salt and enough water or u can boil and peel them. Keep aside
In a pan heat oil, splutter mustard seeds ,add urad dal and dry red chilly .Saute them
Add onion,green chilly ,ginger and curry leaves. Fry till tender
Now add turmeric power ,salt(very little) ,mix well and saute for 1 minute
Stir well
Close the pan and cook for 2 minutes in low flame
Finally add the cooked potato.Mash them with a spoon
Mix well with the masala
Check the salt .Add coriander leaves
