Total nitrogen content of rice black vinegar and a method of manufacturing the superior quality

摘要

The present invention relates to high quality brown rice black vinegar with a high content of total nitrogen, and a manufacturing method thereof, and, more specifically, to a high quality brown rice black vinegar and a manufacturing method thereof, which maximize the content of total nitrogen by controlling the amount of air according to the proliferation of acetic acid bacteria when fermenting a turbid solution as a raw material with acetic acid in the two-step fermentation process of alcohol fermentation and acetic acid fermentation of brown rice.