Tartary buckwheat flavone high-fiber low-sugar low-fat solid beverage and preparation method thereof

The invention provides a tartary buckwheat flavone high-fiber low-sugar low-fat solid beverage and a preparation method thereof. The preparation method comprises the following steps: S1, washing tartary buckwheat through a sandstone washing machine; s2, puffing the tartary buckwheat; s3, the puffed tartary buckwheat is conveyed to a special tartary buckwheat screening machine through a conveyor to be sorted; the method comprises the following steps: screening out tartary buckwheat shells, grains and tartary buckwheat shell powder by means of pore size, electrostatic screening and the like; s4, frying the konjaku flour; s5, preparing tartary buckwheat peel powder, erythritol, konjaku flour and xylitol, and uniformly mixing; s6, carrying out ultramicro treatment on the prepared powder until the particle size is more than 100 meshes, and uniformly mixing the powder with inulin through a chopping mixer; s7, performing sterilization treatment on the uniformly mixed powder; and S8, packaging the product. According