Use of a microbial composition to regulate the fermentation of plant material consisting essentially of grains and / or pulp derived from fruit pods of the Theobroma cacao species, in which said composition comprises: - Lactobacillus plantarum, Lactobacillus fermentum and Acetobacter pasteurianus, - al less an additional species of Lactobacillus selected from the group consisting of Lactobacillus parafarraginis, Lactobacillus farraginis, Lactobacillus diolivorans, Lactobacillus faeni and Lactobacillus paracasei and - at least one strain of a yeast species of a genus chosen from the group consisting of Saccharomy CandidaUso de una composición microbiana para regular la fermentación de material vegetal que consiste esencialmente en granos y/o pulpa derivados de vainas frutales de la especie Theobroma cacao, en el que dicha composición comprende: - Lactobacillus plantarum, Lactobacillus fermentum y Acetobacter pasteurianus, - al menos una especie adicional de Lactobacillus seleccionada del grupo que consiste en Lactobacillus parafarraginis, Lactobacillus farraginis, Lactobacillus diolivorans, Lactobacillus faeni y Lactobacillus paracasei y - al menos una cepa de una especie de levadura de un género elegido a partir del grupo que consiste en Saccharomyces y Candida.