Slice meat into thin strips approximately into 1 inch wide and 4 to 6 inches long.
Add salt, mustard oil and ginger paste.
Mix rest of the ingredients and marinate for 3-4 hours.
Skewer meat and barbecue on charcoal fire for best results, alternatively bake in a hot oven (400F-200C) over a drip tray till tender (20-25minutes).
Remove from oven. Brush oil over it and blacken and crispover a flame (If using a charcoal grill, cook over it till blackened and crisp).
Keep rotating the skewer until meat turns a bit crispy and blackened.
Serve with onion salad made with lemon, salt and diced green chillies.
Key Ingredients: Mutton, onion, ginger, red chilli, poppy seeds, yogurt, mustard oil, salt, papaya