Chinese black olive jam and preparation method thereof

Abstract

The invention provides canarium pimela jam and a preparation method thereof, and belongs to the technical field of food processing. The canarium pimela jam is prepared from the following components in parts by weight: 30 to 45 parts of canarium pimela, 5 to 10 parts of stevia rebaudian, 3 to 4 parts of lemon juice, 2 to 3 parts of lemon peel, 0.05 to 0.08 part of liquorice root powder, 0.05 to 0.1 part of D-sodium erythorbate, 0.2 to 0.4 part of trehalose, 0.06 to 0.12 part of amidated pectin, 0.05 to 0.1 part of hydroxy propyl distarch phosphate, 0.4 to 0.6 part of white granulated sugar and 0.1 to 0.25 part of table salt. The preparation method of the canarium pimela jam comprises the following technical steps: canarium pimela treatment, stevia rebaudian treatment, lemon fruit treatment, fruit pulp mixing, glue solution mixing, heating concentration, vacuum concentration, filling and sterilization. The canarium pimela jam prepared by the method is bright in color, moderate in sour and sweet, fine and soft in taste, rich in nutrition, good in stability, long in shelf life and simple in preparation process, and has the unique faint scent of canarium pimela.

Description

technical field [0001] The invention belongs to the technical field of food processing, and in particular relates to black olive jam and a preparation method thereof. Background technique [0002] Black olive (scientific name: Canarium pimela Leenh.) is a kind of olive. It is an evergreen tree of the olive family. It is mainly distributed in Guangdong, Guangxi, Hainan and Yunnan in my country. It has the advantages of low production cost and high economic benefits. The fruit of black olive is sour and pungent in taste, flat in nature, and returns to the lung and stomach meridians. Black olive fruit mainly contains protein, crude fat, vitamin C and other substances, and is also rich in essential sodium, calcium, magnesium, iron, manganese, molybdenum and other minerals. Black olive fruit has strong antioxidant activity, high scavenging rate for oxygen free radicals, has anti-aging effect, and also has rapid blood pressure lowering effect and heart rate slowing effect. [00...

AI Technical Summary

Problems solved by technology

[0004] Patent Publication No. CN108783348A discloses a preparation method of olive jam. In the method, the ingredients of olive jam include olives, water, white granulated sugar and citric acid. Although the preparation method is simple and easy to operate, the taste is single, and it is not easy to preserve. Jam tends to brown easily after being preserved for a long time, affecting the taste and nutritional value

[0005] Patent Publication No. CN 107125542 A discloses a kind of olive jam and its preparation method. In this method, the raw materials of olive jam are various, mainly including olive, carambola, green tea powder, oyster powder and corn, etc., which are rich in nutrition and taste. Soaking olives in salt water under high-pressure conditions is difficult to remove the bitter taste of olives, and the finished product of jam is not easy to preserve, which tends to brown the jam and affect the sensory quality