You can purchase nutmeg either as a whole seed or ground into a powder, both of which have an array of different cooking applications. As is typical with most spices, grating nutmeg from a whole ...

Store nutmeg (both whole and ground) in a cool, dry place and avoid exposure to direct heat and moisture. Whole nutmeg can be grated into or onto dishes and typically produces a superior flavor ...

Buy nutmeg whole and grate it as you need it. Avoid using ready-ground nutmeg, which quickly loses its flavour.