Fecha de publicación: 04/01/2019 Fuente: Wipo Olive Table The invention discloses a method for preparing fermented soya beans with a suitable taste after long-term placement. The method comprises the following steps: stirring sodium tripolyphosphate and a sodium citrate solution, adding corn protein powder and stirring, adding sodium alginate, glutaraldehyde and water, stirring continually, and freeze-drying to obtain a first material; cleaning up soybeans, adding water into the soybeans, cooking, cooling, draining, fermenting, adding table salt and stirring uniformly, and fermenting continually to obtain a second material; adding pepper powder, olive oil, ginger powder, sodium ascorbate, pickled pepper, oyster sauce, distiller's grains, Shaoxing Huadiao wine and the first material into the second material, stirring uniformly, and cooling to obtain the fermented soya beans with the suitable taste after long-term placement. The fermented soya beans obtained by the invention are rich in nutrients, not only convenient for digestion and absorption by a human body, but also unlikely to cause inflammation after being eaten, have a good blood circulation function, are hot, sour and tasty, accompanied with light wine fragrance, long in storage period, convenient to store and carry, and suitable for circulation and sales as a commodity.