Take a bowl. Add gram flour, rice flour, salt, baking soda, turmeric powder, red chilli powder and asafoetida. Mix everything well. Add water and make a smooth batter. Take boil potatoes peel off and mashed it.

Add salt, sugar and lemon juice. Take a pan add oil, asafoetida, mustard seeds, turmeric powder, urad dal, coriander seeds, fennel seeds, green chilli, ginger, garlic, curry leaves, and coriander. Mix everything well and saute it.

Take mashed potatoes and make equal lemon size balls. Keep aside.

Take a kadhai add oil. Let it heat. Pour potato balls into the batter and coat it. Fry it on a medium flame. Fry it on both sides. Take it out in a plate. In a same kadhai fry green chilli. Take it out in a plate.