Marinated in spiced yoghurt, Kashmiri chillies, and garlic, then roasted over roaring tandoor charcoal embers with charred edges.
Rub the chicken with the salt and lemon juice; rest 20 minutes.
Mix the yogurt, ginger-garlic paste, chili powder, garam masala, mustard oil, and crushed kasuri methi; coat the chicken completely.
Marinate at least 4 hours, preferably overnight.
Cook in a hot tandoor or a 240°C oven for 25 minutes, basting once with the drippings.
Finish over an open flame or under a grill for 2 minutes for a smoky char.
Rest 5 minutes; serve with onion rings and lemon wedges.