Boil and mash potatoes in a mixing bowl.
Heat oil in pan; add cumin seeds and green chilli. Sauté for a minute.
Add mashed potatoes, salt, pepper and sugar. Mix well.
Switch off the gas and add lemon juice. Mix well
Cool down the mixture properly.
Divide the potato mixture into equal round shape balls.
In a mixing bowl, add singhare ka atta, salt, pepper and ¾ cup of required water to make a medium thick batter. The batter should be just thick enough that it coats very easily to vada.
Add vada into the batter and coat with batter from all sides.
Heat oil in pan; add batter-coated vada into the oil.
Dry fry it on medium-high flame till it is golden brown from all sides,
Once browned from all sides, remove it.
Serve farali batata vada with chutney.