Abstract: Spice is ground into variable particle sizes by a manually or electrically grinder including a housing, a spindle, a grinding device, a particle size adjusting device, and a driving device. The housing has a housing ring at an upper portion and a partition seat with a seat hole at a lower portion. The housing ring has a housing hole. The spindle is angular and has a baffle piece at its bottom. The grinding device is comprised of a conical grinding disk and a circular, stepped grinding base. The grinding disk has a central angular hole for passage of a spindle to transmit movement to the disk.