For a coating : In a bowl, add Gram flour, Rice flour, Turmeric powder, salt and baking soda. Mix well and add water. Prepare batter with medium consistency which should not have any lumps.

For stuffing: on Medium flame heat a pan. Add oil, Mustard seeds. Let it sizzle up. Add Curry leaves, asafoetida, Garlic and chilli paste. Mix it well and fry for a minute. Add turmeric powder and turn off the heat. Now add mashed potatoes, lemon juice, salt and coriander leaves. Once it is cooled, take a big spoon of it and roll it to round shape.

For Vada : Medium heat the Oil. Take the prepared Gram flour batter and mix it again. Dip the potato Vada in to batter and coat it from all side and fry it. Fry from all side until Vada gets reddish colour. Once done, remove from oil.

For Chutney : Add remaining batter into oil (like a boondi) and fry until it is crisp. Take it out on tissue paper. Transfer it into blender and add Garlic, Red chilli powder, salt. Blend it into coarse powder.

For Serving : Apply some Tamarind chutney on one side of pav, put Vada and red chutney on it. Serve it with fried salted green chilli.