石いし臼うす

noun

stone mortar; millstone; quern

A traditional stone grinding tool used for milling grains, beans, or other materials. The term covers both the stationary base and the rotating upper stone.

• 祖そ母ぼは石いし臼うすで大だい豆ずを挽ひいてきな粉こを作つくった。

  My grandmother ground soybeans with a stone mortar to make kinako.

• この石いし臼うすは江え戸ど時じ代だいから使つかわれている。

  This stone mortar has been used since the Edo period.