Make a paste of Ginger and Garlic and set aside.Marinate Mutton with all ingredients except oil,coriander,onions and Green Chillies.Heat oil,Fry onions till brown,saute the green chillies,add Marinated Mutton with Marinade,and cook on high for 20 mts.When meat is done,add chopped Coriander and simmer till done.Check seasoning and serve.