The invention relates to a device for spherification of a liquid, which comprises: a first device for storing a first liquid; a spherification tank for storing a second liquid, arranged so that the second liquid defines a level of the second liquid in the spherification tank; a device for metering the first liquid coming from the first tank into the spherification tank; and a device for extracting the spheres generated in the spherification tank as a result of the metering; in which the extraction device comprises a worm screw located in the spherification tank, the worm screw being arranged at an angle to the mentioned level, and motor means for rotating the worm screw.