Mix your flour+sugar+yeast+salt then add your butter then mix again to get a bread scrub texture then add your water and make a dough, knead and allow to double in size.
Wash your chicken dice then add your white pepper, seasoning cubes and tumeric marinate and keep for 30 minute.
Bring your dough out after it has double in size then roll it out it should not be too thick nor thin, grease your pan then place the rolled dough on it.
Rub your tomatoes sauce, followed by your white sauce the your marinated chicken, then all your vegetables.
Preheat your oven and bake.