To prepare a plum vinegar-containing seasoning, making it possible to utilize plum vinegar produced during production processes of pickled plums which have been conventionally eaten as a health food from ancient times but have a problem that not so much plum vinegar is utilized and which are discarded in the river, or the like, because of having strong acidity and high in salinity, in spite of having a high nutritive value due to exudation of plum ingredients to cause environmental pollution, or treated with related agents by paying some fees.

This plum vinegar-containing seasoning is such one that plum vinegar produced during the production processes of pickled plums, and sweeteners are contained in vinegar.