Process for producing blueberry jam

The invention relates to the technical field of food processing, in particular to a process for producing a blueberry jam. The process comprises the following steps: S1, picking and cleaning blueberries; S2, crushing; S3, cooking; S4, preparing a syrup; S5, preparing a mixed pulp: pulping 3-5 parts of dragon fruit, 3-5 parts of mangoes, 2-4 parts of pineapples, 4-8 parts of pears and 2-4 parts ofhoney peaches by weight respectively to obtain raw pulps, filtering the raw pulps with a sieve to obtain fine pulps, and mixing the various fine pulps to obtain a mixed pulp; S6, mixed cooking: mixingthe raw blueberry jam, the syrup, the mixed pulp and a thickener in a weight ratio of 100 to 10-20 to 10-20 to 1-2, stirring uniformly and then cooking for 15-20 min to obtain the blueberry jam. Thedragon fruit, the mangoes, the pineapples, the pears and the honey peaches are prepared into the pulp, which can improve the mouthfeel of the blueberry jam and balance the nutrition; and thorough cleaning can be achieved by ult