noun
plum vinegar with perilla leaves
A type of red vinegar made from umezu (plum vinegar) with red perilla (赤紫蘇) added, used in Japanese cooking, especially for pickling and sushi rice.
See also: 赤酢
赤梅酢は紅生姜の漬け込みに使われる。
Red plum vinegar is used for pickling red ginger.
この寿司飯には赤梅酢が入っている。
This sushi rice contains red plum vinegar.
赤酢 is a broader term for red vinegar, often referring to sake lees vinegar; 赤梅酢 specifically uses plum vinegar as its base.
Compound of 赤 (red), 梅 (plum), and 酢 (vinegar). The name reflects its red color from perilla leaves added to plum vinegar.