The invention relates to the field of
food processing, and particularly provides thick broad-bean sauce and a preparation method thereof. The preparation method of the thick broad-bean sauce comprises the following steps that 1, ginger is fermented, wherein the ginger is blended and pickled with salt and
wine, and semi-finished ginger is obtained through natural
fermentation; 2, peppers are fermented, wherein the peppers are mixed with salt,
wine and spices are added, and after
drying and exposing are carried out, semi-finished peppers are obtained through
fermentation; 3, beans are fermented, wherein the peeled beans are dried after being soaked to expand, flour is added, the materials are mixed to be uniform, the mixture is naturally inoculated for
starter propagation, the beans are soaked with brine after being dried, and after
drying and exposing are carried out, semi-finished bean halves are obtained through
fermentation; 4, the semi-finished ginger, the semi-finished peppers and the semi-finished ginger bean halves obtained in the step 1, the step 2 and the step 3 respectively, optional
wine, optional spices and optional Chinese herbal
medicine are mixed to be uniform, and the thick broad-bean sauce is obtained. The thick broad-bean sauce prepared through the method has the advantages of being good in product
flavor, even in color and luster and high in nutritive value.