Take a pan, put 1 tbsp of oil and sauté onion, and then add chopped ginger garlic and 2 tbsp of ghee fry for 1 minute. Then add mutton and fry for 2 minutes and add black pepper and fry until mutton water dries. Then add turmeric powder and salt fry for 5 more minutes. Add enough water and cook until mutton is half done. Then add ½ cup ghee, green chillies and potato along with some more water and let it cook until the potato is done well. Garnish with ginger flaks and fresh coriander and serve with cumin rice.