Sugar-free myrica rubra fruit jam and preparation method thereof

The invention discloses sugar-free myrica rubra fruit jam and a preparation method thereof, wherein 25-35 parts by weight of fresh myrica rubra flesh, 6-8 parts by weight of fresh lemon juice, and 18-22 parts by weight of a fresh fructus momordicae extraction liquid are decocted, and cooling, bottling and sealing are sequentially performed to prepare the sugar-free myrica rubra fruit jam. According to the present invention, the myrica rubra is rich in proteins and organic acids, contains various minerals and a lot of natural pigments, can provide a certain treatment effect on hypertension, heart disease and the like, can promote the secretion of gastric acid and stomach digestive enzymes, and has effects of appetite improving and digestion promoting; no food additive is added during the production; and the obtained sugar-free myrica rubra fruit jam is rich in nutrition, has effects of appetite promoting and vitamin supplementing, and can be consumed in bread coating, yoghurt mixing orbrewing manners, and the