Cut the chicken breast into small pieces.

Wash the chicken well with water.

Add all the ingredients to the chicken and mix well until combined.

Add a little olive oil to a nonstick baking pan.

Place the seasoned chicken in the pan.

Bake for 30 minutes, or until the chicken is cooked through and the liquid has evaporated.

Lay the flatbread on a large tray and spread a little tahini in a line down the center.

Add the chicken, onion slices, pickles, tomato, and any other desired fillings, or leave plain if you prefer.

Toast the sandwich in a sandwich press or toaster for 5 minutes and serve hot with fried potatoes and pickles.