Heat oil in a pan, then add chopped onion along with boiled smashed chicken and mix well.
Now add pepper powder, salt along with garam masala and saute well.
Now take 5 to 6 bread slices and spread tomato sauce on it.
Then place some chopped onoin and coriander leaves on it.
Spread the prepared chicken pieces and place cheese slices on top and cover with another bread slice.
Heat some butter in a frying pan, and place the sandwich on it. Apply butter on the top side as well. Fry both sides well on medium heat.
Chicken breah toast is ready. Transfer it to a serving platter and serve hot along with tomato sauce.