Mix Besan.. Red chilli powder..salt.. Hing... and add water accordingly to make a smooth batter. Not too thick and not too thin. Add a pinch of soda and mix well. Heat a wok with oil. When hot add a tsp to the batter and mix, this will make your pakora crisp. Dip the chillies in batter from all the sides and drop in hot oil. Take it out when golden brown and serve