Tartary buckwheat probiotic drink and preparation method thereof

The invention discloses tartary buckwheat probiotic drink and a preparation method thereof, belongs to the technical field of food and relates to drink. The preparation method of the tartary buckwheatprobiotic drink comprises the following steps: carrying out superfine grinding on tartary buckwheat, adding glucose to obtain tartary buckwheat powder slurry, then inoculating a compound probiotic inoculant, and then carrying out constant temperature fermentation culture for 5-8 hours, so that the tartary buckwheat probiotic drink is obtained, wherein the compound probiotic inoculant is formed bymixing lactobacilli, bifidobacterium and streptococcus in a cell population ratio of (0.7-1.0):(0.7-1.2):(0.5-1.0). The preparation method disclosed by the invention has the advantages that tartary buckwheat is taken as a raw material, fermentation is carried out for forming cereal drink, usage range of the tartary buckwheat is widened, the obtained drink has health functions of the tartary buckwheat and probiotics at the