4-5 big potatoes,boiled, peeled and slightly mashed
1 tbsp. Oil and 2 tblsp. Ghee to season
4-5 big onions cut length-wise
1/4 tsp. Mustard seeds
Cooked green peas
5-6 green chillies
1/2 tsp. Turmeric powder
Method For Masala Pour oil & ghee in a kadai, heat up and add mustard seeds and let it splutter.
Add urad dal, saunf and fry till they become slightly brown
Add the onions and fry till it turns to pink color, then add the chillies and fry for 2-3 minutes. Add the potatoes, green peas, salt, turmeric powder and saute for few minutes and remove from fire.
Soak the dals for 6-8 hours, then drain and grind to a smooth paste Mix rice flour, maida, the dal paste, sugar and salt to dosa consistency and Leave it covered for 8 hrs to ferment.
Take a ladle full of this dough and make thin dosas When dosa looks cooked (while still on tava), take a spoonful of the masala filling and keep it in the center of the dosa, fold it into half circle shape, smear some ghee over it