slow cooked chicken shawarma

British Chicken Thighs 78.0% , Tzatziki Style Sauce 18.0% , sugar 2.1% , garlic 1.0% , cumin 0.5% , smoked paprika 0.2% , salt 0.1% , corn flour 0.1% , black pepper 0.0% , onion 0.0% , coriander 0.0% , black onion seed 0.0% , cayenne pepper 0.0% , ginger powder 0.0% , clove 0.0% , cinnamon 0.0% , lemon juice 0.0% , Stabiliser 0.0% , nutmeg 0.0% , Acid 0.0% , chili pepper 0.0% , star anise 0.0% , parsley 0.0% , mint 0.0% , bay leaf 0.0% , olive oil 0.0% , lemon oil 0.0% , pimiento 0.0% , coriander 0.0%