A single-portion package for producing a beverage from a beverage concentrate, includes a closable concentrate container for holding the beverage concentrate. The single-portion package has an extraction and mixing device, comprising: an extraction means for extracting the beverage concentrate from the concentrate container, a mixing chamber for preparing the beverage from the beverage concentrate extracted from the concentrate container and from a mixing liquid that can be supplied, an inlet for letting the mixing liquid into the mixing chamber, and an outlet for letting the beverage out of the mixing chamber.