This system is characterized in that it comprises at least one unit (2) comprising at least one area (3) for holding, and presenting to the public, containers (4) prefilled with vegetables and equipped with means for cutting them up, and at least one work station (8) constructed to hold at least one of the containers and fitted with means for driving the cutting means of the container in order to cut the vegetables up into crudites, and with means (10) for holding the resulting crudites, and in that the cutting means and the drive means comprise complementary coupling means for when the container is loaded into the work station.