The invention discloses a preparation method of normal-temperature yogurt containing fruit and vegetable granules. The preparation method comprises the following steps of performing vacuum mixing on antibiotic-free milk, a sweetening agent, modified starch and a stabilizing agent which are presterilized, performing uniform mixing, performing homogenization, performing pasteurization, performing cooling on the mixed liquid after pasteurization, adding a fermentation agent for fermentation, and performing sterilization when the acidity reaches 70-90 DEG T to obtain a yogurt base material; and cutting at least one of fruits or vegetables to obtain fruit and vegetable granules, mixing the fruit and vegetable granules with white granulated sugar, the stabilizing agent, a flavouring essence anda PH regulator to obtain a mixture, performing boiling, performing sterilization after boiling, performing filling to obtain the fruit and vegetable granules, firstly performing static mixing, whereinthe mass ratio of the added yogurt base material to the added fruit and vegetable granules is (8-9)to(2-1), then performing dynamic mixing by stirring, and performing filling after mixing to obtain the product of namely the normal-temperature yogurt containing fruit and vegetable granules.