OXO Grind It Baker Set Durable ceramic grinder won't rust, corrode, or affect spices' flavor Adjustable knob for coarse to fine grinding; cap interior has marks for easy measuring of ground spices Soft, comfortable grinder housing cushions your hand as you grind Release button allows grinder to easily switch onto different jars Set includes one grinder and jar plus three additional jars of spices: Cinnamon, Cloves, Ginger and Allspice. Recipes are included