Clean, wash and drain mutton cubes and keep aside.
Fry turmeric powder, kashmiri chilly powder and coriander powder together in a pan without oil to remove the raw smell and taste of these powders.
Marinate mutton cubes with the fried masala powder, garam masala, meat masala (optional), ginger-garlic paste and salt.Keep the marinated mutton cubes for half an hour.
Cook the mutton cubes by adding little hot water till it is done. (Refer Tips)
Heat coconut oil in a pan and add curry leaves.
Transfer the cooked mutton into it along with the gravy (if there is any gravy left after cooking the mutton).
Fry it in a low flame till it reaches a dry consistency and is coated well with the masala. Keep stirring in between.
Serve hot with steamed rice/kappa/appam/chappathi.