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OIL CAKE FOR PRODUCTION OF SOY SAUCE

( Update: 01/12/2018 )

Oil cake for production of soy sauce. 
In the market, there are many types of soy sauce with a different price. This difference is reflected in raw materials, production processes, taste and hygiene and food safety.

In raw materials, the soy sauce can be made from soybean oil cake, peanut oil cake (soybean, peanut oil has been pressed), in which, peanut oil cake is used to make perfume , the fat in soy sauce. Only a few manufacturers that use fresh soy beans for processing. 

For other types of soy sauce using soy oil cake, peanut oil cake as the main material, the manufacturer must apply by acid hydrolysis. This is a chemical method using hydrochloric acid to hydrolyze. The amount of residual acid is neutralized with caustic soda or soda, then, using mechanical methods (filtration, sedimentation) to get quality juice (soy sauce base). This method has the advantage of not consuming much time and produce great quality products. 

For this type of soy sauce using soy beans as the main ingredients are applied to natural fermentation process. This is the process of producing soy sauce "clean" by microbial fermentation method (also known as yeast or mold good), do not use acid. This method takes more time, 3-4 months to produce a batch of products. 

For this type of soy sauce using soy beans as the main ingredients are applied to natural fermentation process. This is the process of producing soy sauce "clean" by microbial fermentation method (also known as yeast or mold good), do not use acid. This method takes more time, 3-4 months to produce a batch of products. 

In addition, the type of soy sauce produced by acid hydrolysis using will be cheaper, thanks to faster production time, the number of larger oven. Meanwhile, all kinds of soy sauce produced by natural fermentation process will have higher costs due to long production time and less number of the oven.

Although there are differences between types of soy sauce are circulating in the market, but few consumers are aware of this information. So, to get the smart choice for safe and tasty meal for the whole family, consumers should look clear information about the product before making a decision.