Fecha de publicación: -- Fuente: WIPO "tomato" The present invention relates to a method for the production of a fungal fermentation medium from brewer's spent grain (BSG) and to a fermentation medium obtainable accordingly, to a method for production of a fungal biomass by submerged fermentation of at least one fungal strain and to a fungal biomass obtainable accordingly, and to a food product obtainable by using the instant fungal biomass of the invention.