Shan Mutton Roast Masala mix of spice powder for the preparation of an authentic roast of mutton (or lamb) in Pakistani/Indian style. Masala contains aromatic spices and the key addition of dehydrated papaya powder (a natural softener) that ensures that the piece of meat, often large (like a whole thigh), is extremely tender after a long slow cooking. The taste is spicy, salty and slightly sour.