Preparation method and prepared product of Baisha loquat drink

The invention discloses a preparation method of a Baisha loquat drink. The method includes the following steps: (1) preparing each of constituents in parts by weight as follows: original Baisha loquat juice 25-35, crystal sugar 5-8, citric acid 0.15-0.35, sodium citrate 0.05-0.15 and water 57-70; (2) placing the crystal sugar, the citric acid, the sodium citrate and the water into a heating container, performing heat-melting, performing complete mixing and performing filtration so as to obtain a solution of auxiliary ingredients; (3) placing the solution of the auxiliary ingredients and the original Baisha loquat juice into a stirring machine, performing uniform stirring to mix the original Baisha loquat juice and the solution of the auxiliary ingredients completely so as to obtain mixed Baisha loquat liquid; (4) performing filtration on the mixed Baisha loquat liquid through a double filter so as to obtain a filtrate; and (5) pumping the filtrate into a high-temperature instant sterilizer, performing sterili