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Preparation method of hair-like seaweed-wisteria tea

A technology of wisteria flower and wisteria, which is applied in the field of preparation of hair vegetable wisteria flower tea, to achieve the effect of increasing utilization value, easy leaching, and high material utilization rate

Inactive Publication Date: 2014-11-26
HENAN UNIV OF SCI & TECH
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  • Description
  • Claims
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Problems solved by technology

[0007] The technical problem to be solved in the present invention is: using artificially cultivated Nostocs and fresh wisteria flowers as raw materials, adopting vacuum freeze-drying technology and spray-drying technology to prepare a kind of Nostocci wisteria tea with rich nutrition, unique flavor and remarkable health care effect, To improve the utilization value of Nostocs and Wisteria

Method used

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specific Embodiment

[0025] A preparation method of Fa Cai wisteria scented tea, the preparation steps are:

[0026] Step 1. Cultivation of Nostocs

[0027] After the Nostocella cell species is activated, it is suspended in fresh medium, and then, under aseptic conditions, the cell suspension is inoculated in the liquid medium in the 20L culture bottle with an inoculation amount of 15%, and the light intensity is 80?? mol / m 2 / s, light-dark ratio 12h:12h, temperature 25°C, culture for 28-32 days;

[0028] Step 2. Concentrate Nostocchi

[0029] Place the Nostocella nutrient solution obtained in step 1 in a rotary evaporator for vacuum evaporation and concentration, and control the temperature during vacuum concentration to 40-45°C until the solid content reaches 18°Brix;

[0030] Step 3. Freeze-drying of Nostocs

[0031] Freeze the concentrated Nostocchi in step 2 in a quick freezer at -26~-30°C for 2.5~3 hours, and set aside;

[0032] Step 4, the freeze-drying of wisteria flower

[0033] Aft...

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Abstract

The invention discloses a preparation method of a hair-like seaweed-wisteria tea. Hair-like seaweed-wisteria tea powder is prepared from basic raw materials (hair-like seaweeds and wisteria) by adopting process steps of culturing hair-like seaweeds, concentrating the hair-like seaweeds, cleaning wisteria with water, pre-freezing hair-like seaweeds and wisteria, sublimating, analyzing and drying, pulping, homogenizing, spray-drying, and packaging, and the prepared tea powder has a relatively high content of plant polysaccharide of and delicate fragrance of wisteria, can be taken as tea directly, also can be used for preparing a series of foods such as capsules, instant powder, fruit juice and jam, further can be mixed with other flour or rice flour to make bakery products such as rice cakes and breads, and can be added in various kinds of foods as a nutrition and flavor additive.

Description

technical field [0001] The invention belongs to the technical field of food processing, and in particular relates to a preparation method of Nostocci wisteria flower tea. Background technique [0002] Nostoc, also known as Nostoc hairiformis, is a fungus belonging to the cyanobacteria. It is a very precious natural medicine and food resource. Beneficial substances for the human body, the protein content reaches 20-25%, the polysaccharide content is 60%, and it also contains more than 20 kinds of trace elements such as zinc, manganese, copper, iodine and 19 kinds of amino acids, of which 8 essential amino acids account for 40% of the total amino acid content %. The polysaccharides rich in hair vegetables have the functions of lowering blood sugar, scavenging free radicals, improving immunity, antibacterial and anti-inflammatory, etc. It is an ideal food for people with three highs. [0003] Wisteria belongs to the leguminous family Wisteria. It is a deciduous climbing and w...

Claims

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Application Information

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IPC IPC(8): A23F3/34
Inventor 郭金英胡娟娟康怀彬陈秀金任国艳崔国庭吴影王萍李鑫玲辛莉
Owner HENAN UNIV OF SCI & TECH
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