Dried grapes. They come in several interchangable varieties: dark seedless are the most common; golden seedless are light-colored from the Thompson grape; muscats are larger and possess a more fruity flavor; and zante currants come from the small Black Corinth grape and are tart.
Season: available year-round
How to store: Store tightly wrapped at room temperature for several months. For longer storage, refrigerate in a tightly sealed plastic bag up to a year.
Substitutions: currants, chopped soft prunes, chopped dates