CN112155105A - Kudzu root tea and preparation method thereof - Google Patents

Kudzu root tea and preparation method thereof Download PDF

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Publication number
CN112155105A
CN112155105A CN202011239860.2A CN202011239860A CN112155105A CN 112155105 A CN112155105 A CN 112155105A CN 202011239860 A CN202011239860 A CN 202011239860A CN 112155105 A CN112155105 A CN 112155105A
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China
Prior art keywords
tea
kudzuvine root
preparation
radix puerariae
drying
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CN202011239860.2A
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Chinese (zh)
Inventor
张玉笙
张金华
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Guizhou Kenlang Food Co ltd
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Guizhou Kenlang Food Co ltd
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Priority to CN202011239860.2A priority Critical patent/CN112155105A/en
Publication of CN112155105A publication Critical patent/CN112155105A/en
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23FCOFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
    • A23F3/00Tea; Tea substitutes; Preparations thereof
    • A23F3/34Tea substitutes, e.g. matè; Extracts or infusions thereof

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Non-Alcoholic Beverages (AREA)

Abstract

The invention discloses a kudzuvine root tea and a preparation method thereof, the kudzuvine root tea is prepared from kudzuvine root and spinach powder, the preparation method of the kudzuvine root tea is also within the protection scope of the invention, and the preparation method comprises the following steps: 1) removing impurities from fresh radix Puerariae, cleaning, air drying, dewatering, and dicing; 2) drying diced pueraria, and crushing into pueraria particles; 3) mixing spinach powder and/or spinach juice with the radix Puerariae granules, granulating, parching for 1-2h, standing for 2-3h, drying at low temperature until the water content is 6% -7%, and sieving to obtain radix Puerariae tea. The spinach powder and/or spinach juice added in the preparation of the kudzuvine root tea can improve the viscous mouthfeel generated in the kudzuvine root soaking process, desalt the bitter mouthfeel of the kudzuvine root, and enable the mouthfeel of the tea soup to be fine and smooth, rich in fragrance, clear in color and more acceptable to consumers.

Description

Kudzu root tea and preparation method thereof
Technical Field
The invention relates to the technical field of tea processing, and particularly relates to kudzu root tea and a preparation method thereof.
Background
Radix Puerariae contains various flavonoids, and its main active ingredients include daidzein, daidzin, puerarin-7-xyloside, etc. The compendium of materia Medica records: the kudzu root has cool nature, even smell and sweet taste, and has the efficacies of clearing heat, reducing pathogenic fire and expelling toxin. In the book of Shen nong Ben Cao Jing (Shen nong's herbal medicine) ' Ku Gen ' has the effects of treating diabetes, fever, emesis, arthralgia, yin qi and toxic material removal. Modern medical research shows that the isoflavone compound puerarin in the root of kudzu vine has certain curative effect on hypertension, hyperlipemia, hyperglycemia and cardiovascular and cerebrovascular diseases. The kudzuvine root is decocted with water to prepare tea for drinking instead of tea frequently, can treat hypertension, headache and neck pain, and has better effect of relieving muscle spasm. The conventional drinking method of the kudzuvine root tea is to crush the kudzuvine root into particles, however, the kudzuvine root tea prepared by the method has bitter taste because the kudzuvine root contains more starch, and the kudzuvine root cannot be accepted by more people because of the sticky taste, so that the kudzuvine root cannot be effectively utilized.
Disclosure of Invention
The invention aims to provide the kudzuvine root tea which is fine and smooth in taste and rich in fragrance, does not influence the effects of lowering blood pressure, blood fat and blood sugar of the kudzuvine root tea and has no side effect after long-term use.
The invention provides a kudzuvine root tea which is prepared from spinach and kudzuvine root.
The invention also provides a preparation method of the kudzuvine root tea, which comprises the following steps:
1) removing impurities from fresh radix Puerariae, cleaning, air drying, dewatering, and cutting into pieces with diameter of 0.3-0.6 cm;
2) drying the kudzuvine root dices at 40 ℃ for 1-2h, crushing into granules, adding spinach powder and/or spinach juice into the obtained kudzuvine root granules, mixing and granulating;
3) parching the mixture obtained in step 2) at 45-55 deg.C for 1-2h, standing for 2-3h, drying at low temperature, and sieving to obtain radix Puerariae tea.
Preferably, the mass ratio of the spinach powder and/or the spinach juice to the kudzu root is 80-90: 10-20.
Further preferably, the water content of the spinach juice is 20% -50%. The spinach powder disclosed by the embodiment of the invention can be prepared by drying and crushing spinach leaves, and the water content is 3% -5%.
Preferably, the water content of the fresh kudzuvine root after air drying and dehydration is 30-40%.
Preferably, the particle size of the kudzu root particles is 1.5-2.5mm or 80-110 meshes; the water content of the radix Puerariae granule is below 20%.
Preferably, the conditions of the low-temperature drying are: drying at 35-45 deg.C for 1-2 h; the water content of the kudzu root tea after low-temperature drying is 5-7%.
Preferably, the method further comprises the following steps: and placing the kudzuvine root tea in a ceramic container, and hermetically storing for at least 3 weeks at normal temperature. The kudzuvine root tea after natural fermentation can keep the effective components of the kudzuvine root, so that the tea aroma of the kudzuvine root is stronger.
Preferably, the kudzu root is kudzu and/or kudzu.
The invention has the beneficial effects that:
1) according to the invention, the spinach powder and/or spinach juice are/is added in the preparation process of the kudzuvine root tea, so that the sticky taste generated in the kudzuvine root soaking process can be improved, the bitter taste of the kudzuvine root is reduced, the liquor color of the kudzuvine root tea can be improved, and trace elements can be supplemented;
2) the kudzuvine root particles and the spinach are subjected to stir-frying, tea refreshing and other treatments, so that the tea soup is delicate in taste, rich in fragrance, clear in color and more acceptable to consumers;
3) the kudzu root tea has the effects of reducing blood fat, blood sugar and blood pressure, and has no side effect after long-term drinking.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 shows a tea soup obtained by infusing the kudzu root tea prepared in example 4 of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
The embodiment of the invention provides a kudzuvine root tea prepared from kudzuvine root and spinach, wherein the kudzuvine root can be pachyrhizus angulatus or kudzu, and is preferably the kudzuvine root in a growing environment without rottenness, moth, oxidation, regular strip shape and sunlight.
Example 1
The embodiment provides a preparation method of kudzuvine root tea, which is prepared from spinach and kudzuvine root and comprises the following steps:
1) removing impurities from fresh radix Puerariae, cleaning, air drying, dewatering, and cutting into pieces with diameter of 0.3-0.6 cm;
2) drying diced radix Puerariae at 40 deg.C for 1 hr, and coarse-pulverizing into radix Puerariae granule with particle diameter of 1.5-2.5 mm;
3) mixing spinach powder and radix Puerariae granules at a mass ratio of 15:85, granulating for 60min, parching at 50 deg.C for 2h, standing for 2h, and drying at 50 deg.C for 2h to water content of about 6%; sieving to obtain radix Puerariae tea.
Example 2
The embodiment provides a preparation method of kudzuvine root tea, which is prepared from spinach and kudzuvine root and comprises the following steps:
1) removing impurities from fresh radix Puerariae, cleaning, air drying, dewatering, and cutting into pieces with diameter of 0.3-0.6 cm;
2) drying diced radix Puerariae at 40 deg.C for 1h, and pulverizing into 80-100 mesh radix Puerariae granule;
3) mixing spinach juice and radix Puerariae granules at a mass ratio of 20:80, granulating for 60min, parching at 45 deg.C for 2 hr, standing for 3 hr, and drying at 50 deg.C for 2 hr to water content of about 6%; sieving to obtain radix Puerariae tea.
Example 3
The embodiment provides a preparation method of kudzuvine root tea, which is prepared from spinach and kudzuvine root and comprises the following steps:
1) removing impurities from fresh radix Puerariae, cleaning, air drying, dewatering, and cutting into pieces with diameter of 0.3-0.6 cm;
2) drying diced radix Puerariae at 40 deg.C for 1 hr, and coarse-pulverizing into radix Puerariae granule with particle diameter of 1.5-2.5 mm;
3) mixing spinach powder and radix Puerariae granules at a mass ratio of 10:90, granulating for 60min, parching at 55 deg.C for 1h, standing for 3h, and drying at 45 deg.C for 3.5h to water content of about 6%; sieving, placing the sieved materials into a soil jar, sealing at normal temperature, and naturally fermenting for 3 weeks to obtain radix Puerariae tea.
Example 4
The embodiment provides a preparation method of kudzuvine root tea, which is prepared from spinach and kudzuvine root and comprises the following steps:
1) removing impurities from fresh radix Puerariae, cleaning, air drying, dewatering, and cutting into pieces with diameter of 0.3-0.6 cm;
2) drying diced radix Puerariae at 40 deg.C for 1 hr, and coarse-pulverizing into radix Puerariae granule with particle diameter of 1.5-2.5 mm;
3) mixing spinach powder and fermented radix Puerariae granules at a mass ratio of 15:85, granulating for 60min, parching at 50 deg.C for 1h, standing for 2h, and drying at 50 deg.C for 2h to water content of about 6%; sieving, placing the sieved materials into an earthen jar, sealing at normal temperature, storing, and naturally fermenting for 3 weeks to obtain radix Puerariae tea.
Comparative example 1
The comparative example provides a preparation method of kudzuvine root tea, which is prepared from spinach and kudzuvine root and comprises the following steps:
1) removing impurities from fresh radix Puerariae, cleaning, air drying, dewatering, and cutting into pieces with diameter of 0.3-0.6 cm;
2) drying diced radix Puerariae at 40 deg.C for 1 hr, and coarse-pulverizing into radix Puerariae granule with particle diameter of 1.5-2.5 mm;
3) parching radix Puerariae granule at 45-55 deg.C for 2 hr, standing for 2 hr, and drying at 50 deg.C; sieving to obtain radix Puerariae tea.
Sensory evaluation is carried out on the kudzu root tea obtained in the examples 1-3 and the comparative example, the mass ratio of the kudzu root tea to water is 1:40, and the kudzu root tea is soaked in boiled water for 5 min. The results of the evaluation are shown in the following table.
TABLE 1 sensory evaluation results of Pueraria lobata tea obtained in examples 1 to 3 and comparative example
Sample (I) Color of soup Taste of the product
Example 1 Yellow, clear and bright Fine, fragrant and non-sticky
Example 2 Yellow, clear and bright Fine, fragrant and non-sticky
Example 3 Yellow, clear and bright Fine and smooth, rich tea fragrance, and no sticky feeling
Example 4 Yellow, clear and bright Fine and smooth, thick tea fragrance and no sticky feeling
Comparative example Turbid, orange yellow Slightly bitter, fine and sticky
As can be seen from the table above, the kudzuvine root tea prepared by the method has clear yellow liquor color, fine and fragrant taste, no sticky feeling and better quality, and can supplement trace elements after being drunk for a long time without side effect.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims (9)

1. The kudzu root tea is characterized by being prepared from spinach and kudzu roots.
2. The preparation method of the kudzuvine root tea as claimed in claim 1, which comprises the steps of:
1) removing impurities from fresh radix Puerariae, cleaning, air drying, dewatering, and cutting into pieces with diameter of 0.3-0.6 cm;
2) drying the kudzuvine root dices at 40 ℃ for 1-2h, crushing into granules, adding spinach powder and/or spinach juice into the obtained kudzuvine root granules, mixing and granulating;
3) parching the mixture obtained in step 2) at 45-55 deg.C for 1-2h, standing for 2-3h, drying at low temperature, and sieving to obtain radix Puerariae tea.
3. The preparation method of radix puerariae tea as claimed in claim 2, wherein the mass ratio of the spinach powder and/or spinach juice to the radix puerariae particles is 80-90: 10-20.
4. The preparation method of kudzu tea according to claim 2 or 3, wherein the spinach juice has a water content of 20% -50%.
5. The preparation method of the kudzuvine root tea as claimed in claim 2, wherein the water content of the fresh kudzuvine root after air drying and dehydration is 30-40%.
6. The preparation method of pueraria lobata tea according to claim 2, wherein the pueraria lobata particles have a particle size of 1.5-2.5mm or 80-110 mesh; the water content of the radix Puerariae granule is below 20%.
7. The preparation method of pueraria lobata tea according to claim 2, wherein the low-temperature drying conditions are: drying at 35-45 deg.C for 1-2 h; the water content of the kudzu root tea after low-temperature drying is 5-7%.
8. The preparation method of pueraria lobata tea according to claim 2, further comprising: and placing the kudzuvine root tea in a ceramic container, and hermetically storing for at least 3 weeks at normal temperature.
9. The preparation method of pueraria lobata tea according to claim 2, wherein the pueraria lobata is pueraria lobata and/or pueraria thomsonii.
CN202011239860.2A 2020-11-09 2020-11-09 Kudzu root tea and preparation method thereof Pending CN112155105A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002091845A1 (en) * 2001-05-17 2002-11-21 Korea Confidence Co., Ltd Lingering intoxication aquaous tea comprising puerh extract as an effective component and process for preparation thereof
CN104606571A (en) * 2015-03-04 2015-05-13 段英兰 Fresh spinach root tea substituted drink with effects of helping produce saliva and slaking thirst and preparation method thereof
CN106213283A (en) * 2016-07-21 2016-12-14 李时珍医药集团有限公司 A kind of Herba Apii powder of Radix Puerariae and preparation technology thereof
CN106615474A (en) * 2017-01-13 2017-05-10 湖北本草能量茶业有限公司 Preparation method of radix puerariae tea and radix puerariae tea
CN108096323A (en) * 2017-12-07 2018-06-01 安徽金龙山葛业有限公司 A kind of kudzu root tea of anti-anemopyretic cold
CN108936423A (en) * 2018-05-07 2018-12-07 安徽金龙山葛业有限公司 A kind of processing method of instant-dissolve kudzuvine root powder

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002091845A1 (en) * 2001-05-17 2002-11-21 Korea Confidence Co., Ltd Lingering intoxication aquaous tea comprising puerh extract as an effective component and process for preparation thereof
CN104606571A (en) * 2015-03-04 2015-05-13 段英兰 Fresh spinach root tea substituted drink with effects of helping produce saliva and slaking thirst and preparation method thereof
CN106213283A (en) * 2016-07-21 2016-12-14 李时珍医药集团有限公司 A kind of Herba Apii powder of Radix Puerariae and preparation technology thereof
CN106615474A (en) * 2017-01-13 2017-05-10 湖北本草能量茶业有限公司 Preparation method of radix puerariae tea and radix puerariae tea
CN108096323A (en) * 2017-12-07 2018-06-01 安徽金龙山葛业有限公司 A kind of kudzu root tea of anti-anemopyretic cold
CN108936423A (en) * 2018-05-07 2018-12-07 安徽金龙山葛业有限公司 A kind of processing method of instant-dissolve kudzuvine root powder

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
王蕾等: "葛根茶加工工艺研究", 《食品与发酵科技》 *

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