Fermentation is an important step that determines the taste and aroma of fish sauce. Fish sauce factories will have specific recipes and fermentation methods. It uses enzymes that occur naturally in fish to break down protein. Fermentation can take several months or sometimes even years. Depends on the recipe and desired taste. During this fermentation The factory must control temperature and humidity appropriately. In order for the fermentation process to occur efficiently
When fermentation is finished The resulting fish sauce is filtered in several steps to remove impurities and residues. A good filtration process helps keep the fish sauce clear and clean. After that, the fish sauce is put through a pasteurization process to sterilize and increase safety before being served.
Producing quality fish sauce requires expertise and experience. A good fish sauce production factory will have quality control at every step. From raw material selection, fermentation, filtration, to bottling. The secret to the perfect taste of fish sauce comes from care and attention to every detail of the production process.