Craft projects to make using Mortar & Pestles

The mortar is a bowl, typically made of hard wood, ceramic or stone. The pestle is a heavy club-shaped object, the end of which is used for crushing and grinding. The substance to be ground is placed in the mortar and ground, crushed or mixed with the pestle. Mortars and pestles have been used in cooking up to the present day; they are frequently also associated with the profession of pharmacy ... From Wikipedia