Cut the burger bun into two, apply butter on both sides and keep aside.
Grease a tawa with little butter. Cook the salami for 1 min each on both sides.
Layer a lettuce over the bun and add the chicken salami over it.
Layer the onion rings followed by tomato slices and cucumber slices
Apply tomato ketchup followed by Mayonnaise over it.
Lay the cheese slice followed by lettuce leave
Cover the bun with the other half and serve with extra ketchup and Mayonnaise.