Medium chicken tikka curry in a naan

Naan bread (42%) (Fortified Wheat Flour ((Wheat Flour, Calcium Carbonate, Iron, Niacin, Thiamin), Water, Palm Oil, Yogurt (Milk), Yeast, Sugar, Rapeseed Oil, Salt, Calcium Propionate (Preservative)), Chicken (19%), Onion (18%), Single Cream (Milk), Chopped Tomatoes (Tomatoes, Tomato Juice) (4%), Rapeseed Oil, Tomato Paste, Water, Yoghurt (Milk), Spices (Celery), Garlic, Ginger, Cornflour, Sugar, Coriander, Green Chillies, Salt.