Blueberry health-care tea and preparation method thereof

Abstract

The invention provides a preparation method of blueberry health-care tea. The preparation method comprises the following steps that (1) bad fruits and inferior fruits are selected from fresh blueberries, cleaning is achieved , drying is achieved until no water exists on the surfaces, pressing is achieved until skin and flesh are separated, fermenting is achieved for 7-10 days at a constant temperature of 28 DEG C, after flesh becomes juice, fruit juice is separated out centrifugally, fruit peels and fruit seeds are taken, freeze-drying is achieved at a low temperature, and drying is achieved until the water content of the fruit peels is lower than 2% to obtain dried blueberry fruit peels and fruit seeds; and (2) the dried blueberry peels, the dried blueberry fruit seeds and Xinyang Maojian tea obtained in the step (1) are mixed according to a weight ratio of 5: 2, sieving is achieved with a 30-mesh sieve, crushing is achieved, sieving is achieved with a 10-mesh sieve, and vibrating is achieved to remove dust, so as to obtain the blueberry health-care tea. According to the blueberry health-care tea, on one hand, the health-care effects of the blueberries and the Xinyang Maojian tea can be fully exerted, on the other hand, through treatment of the blueberries, the nutritional value of the blueberries is reserved, meanwhile, the tastes of the blueberries and the Xinyang Maojian tea can be better fused, and the blueberry health-care tea is easier to accept by consumers as a daily health-care beverage; the market prospect is very good.

Description

technical field [0001] The invention belongs to the technical field of health drinks, and relates to blueberry health tea and a preparation method thereof. Background technique [0002] Blueberry is also known as dusi, black bean tree, persimmon, dianguo, diguo, dragon fruit, etc. Blueberry contains extremely rich flavonoids and polysaccharides, so it is called "the queen of fruits" and the king of berries. Seeds can effectively lower cholesterol, prevent arteriosclerosis, and promote cardiovascular health. Blueberry peel contains anthocyanins, which have the effect of activating the retina, can strengthen eyesight, prevent eye fatigue, are rich in vitamin C, can enhance heart function, prevent cancer and heart disease Disease efficacy, can slow down the aging of brain nerves, enhance brain power. [0003] In the past, most of the eating methods were to eat fresh or soak in water after drying. Because blueberry fruit has high pectin content and high acidity, the storage tim...

AI Technical Summary

Problems solved by technology

[0003] In the past, most of the eating methods were eaten fresh or soaked in water after drying. Because blueberry fruit has high pectin content and high acidity, the storage time after drying is short and easy to deteriorate.