if required.
add in the fried onions and tomato. mix it well.
spread crushed mint in a plate and keep it aside.
spread butter on each slice and then spread butter on the rim of the slice.
dip the sides of each buttered slice into the crushed mint so that it sticks to the outer rim.
spread a portion of the prepared chicken mixture on one slice and cover it with the other slice.
chicken mint sandwich is ready. serve immediately. 