Marinated in spiced yoghurt, Kashmiri chillies, and garlic, then roasted over roaring tandoor charcoal embers with charred edges.
Mix the chicken with yogurt, ginger-garlic paste, chili powder, and salt; rest 3 hours.
Thread the chicken onto skewers.
Grill over high heat, basting with butter.
Brush with tamarind paste and honey during the final 5 minutes, turning often.
Cook until lacquered, sticky, and charred at the tips.
Dust with roasted cumin and serve hot.