Grind your favorite whole herbs, spices and seeds to release their natural flavors! This four-piece set includes mortar, pestle, and two mesh screens that help you control the size and consistency of what is ground. The screens lock into place during use. Use the handy stainless steel mortar without the screens as a serving dish for nuts, sauces and condiments. Cleans easily and leaves no residual odors. Boxed.