Marinated in spiced yoghurt, Kashmiri chillies, and garlic, then roasted over roaring tandoor charcoal embers with charred edges.
Salt the aubergine slices lightly and leave 15 minutes, then pat dry.
Coat the slices in a mix of yogurt, tandoori masala, Kashmiri chili powder, amchur, ginger-garlic paste, mustard oil, and salt; rest 20 minutes.
Thread the slices onto skewers or lay on a grill tray.
Cook over high heat, basting with oil, until smoky and charred on both sides.
Serve hot with mint chutney and flatbread.