Brief introduction of special vinegar for old turtle

Special vinegar for old turtle is a typical representative of brewing ancient vinegar in Central Plains. She has always followed the traditional "traditional Chinese medicine koji making".

The production technology of mixed use of big and small koji, solid state fermentation, warm fire baking and sun exposure at night. Its brewing technique is a "living cultural relic" of Henan vinegar industry, which embodies the essence of traditional folk crafts and contains rich scientific, historical, humanistic and social values. She is the crystallization of the wisdom of vinegar industry in past dynasties and a precious legacy of brewing technology.

Because the older generation of vinegar-making workers inherited the ancestral training, the brewing technology of old turtle's special vinegar was kept secret, even passed from son to daughter, so this unique vinegar-making technology has not been recorded in writing. In order to inherit, develop and sublimate the vinegar culture with a long history and rich inside information, and let more people know about it, Jie Zheng, the ninth inheritor of old turtle vinegar, dedicated the top secret brewing technology of old turtle vinegar to the society on 20 10 (see China Brewing No.6, 20 10).

Old turtle is a special vinegar brewed from pure grain. In addition to acetic acid, it also contains organic acids such as amino acids, lactic acid, succinic acid, oxalic acid and nicotinic acid, minerals such as protein, calcium, phosphorus and iron, vitamins BI and B2, sugar and various aromatic substances. She has many functions, such as stimulating appetite, promoting digestion, promoting blood circulation and removing blood stasis, beautifying and hairdressing, disinfection and sterilization, lowering blood pressure, lowering blood fat and softening blood vessels.