Preparation method of cicer arietinum beverage

The invention relates to a method for preparing a beverage by using cicer arietinum as a main raw material. The method comprises the following steps of soaking cicer arietinum with a CaCl2 solution ofwhich the weight is 2 times of the cicer arietinum, uniformly spreading the soaked cicer arietinum into a tray, placing the tray in a thermotank away from light, spraying water every day, performingillumination with LED blue light for enabling the cicer arietinum to sprout, after the cicer arietinum sprouts, adding drinking water of which the weight is 3 times of that of the sprouted cicer arietinum to the sprouted cicer arietinum, performing mixing, performing crushing, performing pulping, filtering off bean dregs, adding a food additive, performing thermization, and performing filling so as to obtain finished products. According to the method disclosed by the invention, CaCl2 is added in the sprouting process of the cicer arietinum, so that the activity of endogenous protein hydrolasein the cicer arietinum is s