The whole dried or ground, often already bitter, relatively unaromatic small capsule fruits are used as seasoning. In Japan, the fresh or dried leaves are also used as seasoning or as decorations.
All varieties of Szechuan pepper have a refreshing lemony smell, with a rather woody undertone. The taste is mildly hot, sometimes "tinglingly" aromatic, and leaves behind an unusual, mild, numbing sensation in the mouth. Fresh leaves