Research on the Application of Soybean Residue Oil in Japanese Soy Sauce
The main raw materials of Japanese soy sauce brewing process are defatted soybean and wheat.Compared with fermented soy sauce as raw materials,the color of Japanese soy sauce is dark and without brightness.In order to improve the color of Japanese soy sauce,sauce residue and crude oil are added in the koji and sauce mash stages in this project,the amino acid nitrogen content of fermented crude oil is increased by 3%,the L value is reduced by 5.8%,and the total acid is also increased.The color and flavor of soy sauce can be improved,the content of amino acid nitrogen can be increased,and the brewing cost of soy sauce can be reduced.
Japanese soy saucesoy sauce residuecrude oilsoy sauce color
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