Cast Iron Mortar & Pestle Grinder by ZassenhausThe Zassenhaus Cast Iron Spice Grinder Set allows the home chef to grind spices like a professional. The heavy duty construction allows for perfect grinding and pulverizing of fresh or dried spices, dried peppers, or any spice blend that needs a balanced crush. The grinding mechanism also doubles as storage for your fresh ground spices. Care instructions: This grinder sets comes pre seasoned with soybean oil. Hand wash only using hot water and a scrub