Take a bowl pour 1 cup besan add red chilli powder, mango powder, salt mix well. Add 2 cups water mix well. Make a thick batter. take a 2 bread piece spread the mashed potatoes and cover it other slices. Take a pan add oil when it's hot then coat the bread slices in batter. And easy to dip in oil and fry it both of side good well. Ready to serve with chutney and ketch up.