Firstly mashed the boil potato.
Take 1 mashed potato and 2 grated boil egg in a plate.
Then add 2 tablespoon chopped onion, 1 tablespoon chopped coriander leaves, 2 tablespoons mayonnaise, 1 tablespoon red chilli sauce.
Mix everything very well.
Take a bread slice and spread the prepared mixture on the bread slices evenly. cover with another bread slice.
Cut the edges of bread with knife.
Then cut it into 2 piece.
Now put the tawa on the flame of gas.
Spread 2 tablespoons oil or butter on tawa.
Put 2 bread sandwich and cook until crispy.
Apply tomato sauce on both sides of the bread by a spoon.
Put shev on tomato sauce.