Heat oil in a pan and splutter mustard seeds

Add curry leaves and hing. mix well

Add ginger garlic green chillies and coriander leaves. saute until raw aroma goes away

Add mashed potatoes and salt. mix well

Add turmeric and saute for a minute. switch off

Add lemon juice and mix well. allow to cool

In a bowl mix besan and rice flour

Add baking soda, spice powders and salt

Add water as required to form smooth thick batter

Make lemon sized balls from potatoes mixture

Coat well with besan

Drop in hot oil. fry over medium heat until golden brown

Make churas from leftover besan. deep fry until golden brown

Fry green chillies until it starts wilting

Drain excess oil over tissue paper

Slit pav halfway

Apply green chutney, garlic chutney and sweet chutney on pav

Place vada, green chilli and little churas. Serve hot