CN112931655A - Agilawood tea cake slices and preparation method thereof - Google Patents
Agilawood tea cake slices and preparation method thereof Download PDFInfo
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- CN112931655A CN112931655A CN202110323218.0A CN202110323218A CN112931655A CN 112931655 A CN112931655 A CN 112931655A CN 202110323218 A CN202110323218 A CN 202110323218A CN 112931655 A CN112931655 A CN 112931655A
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/06—Treating tea before extraction; Preparations produced thereby
- A23F3/14—Tea preparations, e.g. using additives
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/06—Treating tea before extraction; Preparations produced thereby
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/06—Treating tea before extraction; Preparations produced thereby
- A23F3/12—Rolling or shredding tea leaves
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
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Abstract
The invention provides agilawood tea cake slices and a preparation method thereof, wherein the agilawood tea cake slices comprise the following raw materials in parts by weight: the tea cake is prepared by scientifically proportioning raw materials and adopting a specific preparation process, and when the tea soup is infused, the tea soup is clear and transparent, free of precipitation, uniform, fragrant, free of peculiar smell, thick and mellow in taste, moderate in sweetness, apricot yellow in soup color and transparent.
Description
Technical Field
The invention relates to the technical field of tea production, and particularly relates to agilawood tea cake slices and a preparation method thereof.
Background
Lignum Aquilariae Resinatum is dried woody and oily part of radix Aristolochice of Thymelaeaceae (Thymelaeaceae), and is a wood, perfume and Chinese medicinal material. When being infected and stimulated by trauma or oleobacter sphaerocephalus, the tree core part of the agarwood plant can secrete a large amount of resin to help healing, and a tissue with strong fragrance is generated in the process. These parts, because of their high density, can sink underwater, also known as "benthopone"; the eaglewood tea contains rich vital elements necessary for human body, such as calcium, zinc, iron, manganese and the like and vitamins, is a good supplement for special nutrients of the human body, is an important basis for keeping normal life activities of the human body, and is beneficial to eliminating various adverse factors in the human body.
The prior agilawood tea cake has the defects of single used raw material, light and thin taste, low and stuffy aroma, dark soup color, unfavorable stability of quality after long-time storage and the like in the traditional process, and the soaked tea soup is colored, but has the problems of ageing, light and thin tea taste, heavy astringency and the like.
Disclosure of Invention
In view of the above, the invention provides an agilawood tea cake tablet and a preparation method thereof, which solve the above problems.
The technical scheme of the invention is realized as follows: a Chinese eaglewood tea cake slice: the feed comprises the following raw materials in parts by weight: 12-20 parts of agilawood extracting solution, 3-5 parts of agrocybe cylindracea extracting solution, 1-5 parts of morchella esculenta extract and 20-60 parts of tea.
Further, the agilawood tea cake slice comprises the following raw materials in parts by weight: 16 parts of agilawood extracting solution, 4 parts of agrocybe cylindracea extracting solution, 3 parts of morchella esculenta extract and 40 parts of tea.
Further, the agilawood tea cake sheet comprises agilawood leaves, black tea leaves and Pu' er tea leaves.
Further, the agilawood extracting solution is prepared by soaking agarwood in a composite phosphate solution, wherein the volume ratio of material liquid is 1: 3-6, taking out, drying, crushing to 80-120 meshes, taking ethanol as a solvent, adjusting the extraction temperature to 40-60 ℃, performing ultrasonic extraction for 1-8 hours, repeating extraction for 1-3 times, combining filtrates, and filtering to obtain the agilawood extracting solution.
Further, the agrocybe aegerita extract is prepared by cleaning agrocybe aegerita with deionized water, placing the agrocybe aegerita in a ventilated place to naturally air-dry surface moisture, crushing the agrocybe aegerita, placing the agrocybe aegerita into a flask, adding ethyl acetate into the flask, performing ultrasonic treatment for 10-30 min at 100-200W and 30-50 kHz, and collecting volatile oil to obtain the agrocybe aegerita extract.
Further, the morchella extract is prepared by processing morchella into filaments, mixing with a vitamin C aqueous solution, stirring, standing for 10-40 min, adding 2-4 times of dechlorinated water, heating, mixing, stirring, and filtering.
Further, the preparation method of the agilawood tea cake slices comprises the following steps:
s1, airing: airing the tea leaves for 10-25 h to ensure that the water content of the tea leaves is 10-20%;
s2, shaking green: shaking the dried tea leaves for 15-30 min;
s3, twisting: mixing the green tea leaves with the agilawood extracting solution, the agrocybe cylindracea extracting solution and the morchella esculenta extract, and putting the mixture into a rolling machine for rolling at the rolling speed of 40-80 rpm and the rolling temperature of 20-30 ℃ for 10-70 min;
s4, drying: screening the rolled tea leaves, removing old leaves, yellow leaves and damaged tea leaves, putting the residual tea leaves into a dryer for drying, controlling the drying temperature to be 30-60 ℃, drying for 30-50 min, and pressing into tea cakes to obtain agilawood tea cake slices.
Compared with the prior art, the invention has the beneficial effects that:
according to the agilawood tea cake slice, the raw materials are scientifically proportioned, the agilawood extracting solution is added in the rolling step, so that the immunity of a human body can be enhanced, the effects of promoting qi circulation, relieving pain and the like can be achieved, the tea cake can be prevented from being oxidized, the tea cake can be stored for a long time, the stability of quality is guaranteed, the tea tree mushroom extracting solution and the heavy effective components of the morchella extract can accelerate the oxidation process of catechin of tea leaves, bitter and astringent substances such as catechin are converted into substances such as theaflavin, the activity of polyphenol oxidase is activated, the catalytic capacity of protein hydrolase is improved, and the accumulation; the tea cake prepared by the invention has clear and transparent tea soup, no precipitation, uniformity, tea fragrance, no peculiar smell, strong and mellow taste, moderate sweetness, apricot yellow in soup color and transparency.
Detailed Description
In order to better understand the technical content of the invention, specific examples are provided below to further illustrate the invention.
The experimental methods used in the examples of the present invention are all conventional methods unless otherwise specified.
The materials, reagents and the like used in the examples of the present invention can be obtained commercially without specific description.
Example 1
A Chinese eaglewood tea cake slice: the feed comprises the following raw materials in parts by weight: 12 parts of agilawood extracting solution, 3 parts of agrocybe cylindracea extracting solution, 1 part of morchella esculenta extract and 20 parts of black tea.
The agilawood extracting solution is prepared by soaking agarwood in a compound phosphate solution, wherein the volume ratio of material liquid is 1:3, taking out, drying, crushing to 80 meshes, taking ethanol as a solvent, adjusting the extraction temperature to 40 ℃, performing ultrasonic extraction for 1h, repeating the extraction for 1 time, combining filtrates, and filtering to obtain an agilawood extracting solution;
the agrocybe aegerita extract is prepared by cleaning agrocybe aegerita with deionized water, placing in a ventilated place to naturally air-dry surface moisture, crushing, placing in a flask, adding ethyl acetate, performing ultrasonic treatment at 100W and 30kHz for 10min, and collecting volatile oil to obtain an agrocybe aegerita extract;
the morchella extract is prepared by processing morchella into filaments, mixing with vitamin C water solution, stirring to obtain a concentration of 2mg/mL, standing for 10min, adding 2 times of dechlorinated water, heating, mixing, stirring, and filtering.
Example 2
A Chinese eaglewood tea cake slice: the feed comprises the following raw materials in parts by weight: 20 parts of agilawood extracting solution, 5 parts of agrocybe cylindracea extracting solution, 5 parts of morel extract and 60 parts of Pu' er tea;
the agilawood extracting solution is prepared by soaking agarwood in a compound phosphate solution, wherein the volume ratio of material liquid is 1:6, taking out, drying, crushing to 120 meshes, taking ethanol as a solvent, adjusting the extraction temperature to 60 ℃, performing ultrasonic extraction for 8 hours, repeating the extraction for 3 times, combining filtrates, and filtering to obtain an agilawood extracting solution;
the agrocybe aegerita extract is prepared by cleaning agrocybe aegerita with deionized water, placing in a ventilated place to naturally air-dry surface moisture, crushing, placing in a flask, adding ethyl acetate, performing ultrasonic treatment at 200W and 50kHz for 30min, and collecting volatile oil to obtain an agrocybe aegerita extract;
the morchella extract is prepared by processing morchella into filaments, mixing with vitamin C water solution, stirring to obtain a concentration of 2mg/mL, standing for 40min, adding 4 times of dechlorinated water, heating, mixing, stirring, and filtering.
Example 3
The agilawood tea cake slices comprise the following raw materials in parts by weight: 16 parts of agilawood extracting solution, 4 parts of agrocybe cylindracea extracting solution, 3 parts of morchella esculenta extract and 40 parts of agilawood leaves;
the agilawood extracting solution is prepared by soaking agarwood in a complex phosphate solution, wherein the volume ratio of material liquid is 1:5, taking out, drying, crushing to 100 meshes, taking ethanol as a solvent, adjusting the extraction temperature to 50 ℃, performing ultrasonic extraction for 5 hours, repeating the extraction for 2 times, combining filtrates, and filtering to obtain an agilawood extracting solution;
the agrocybe aegerita extract is prepared by cleaning agrocybe aegerita with deionized water, placing in a ventilated place to naturally air-dry surface moisture, crushing, placing in a flask, adding ethyl acetate, performing ultrasonic treatment at 150W and 40kHz for 20min, and collecting volatile oil to obtain an agrocybe aegerita extract;
the morchella extract is prepared by processing morchella into filaments, mixing with vitamin C aqueous solution, stirring to obtain a concentration of 6mg/mL, standing for 25min, adding 3 times of dechlorinated water, heating, mixing, stirring, and filtering to obtain the morchella extract;
examples 1 to 3 the following preparation methods were used:
s1, airing: sun-drying the tea leaves for 18h to ensure that the water content of the tea leaves is 15%;
s2, shaking green: shaking the dried tea for 22 min;
s3, twisting: mixing the green tea leaves with the agilawood extracting solution, the agrocybe cylindracea extracting solution and the morchella esculenta extract, and putting the mixture into a rolling machine for rolling at the speed of 60rpm and the rolling temperature of 25 ℃ for 40 min;
s4, drying: screening the rolled tea leaves, removing old leaves, yellow leaves and damaged tea leaves, drying the rest tea leaves in a dryer, controlling the drying temperature at 50 ℃, drying for 40min, and pressing into tea cakes to obtain agilawood tea cake slices.
Example 4
The difference between the embodiment and the embodiment 3 is that the preparation method of the agilawood tea cake slices comprises the following steps:
s1, airing: airing the tea leaves for 10 hours to ensure that the water content of the tea leaves is 10%;
s2, shaking green: shaking the dried tea leaves for 15 min;
s3, twisting: mixing the green tea leaves with the agilawood extracting solution, the agrocybe cylindracea extracting solution and the morchella esculenta extract, and putting the mixture into a rolling machine for rolling at the rolling speed of 40rpm and the rolling temperature of 20 ℃ for 10 min;
s4, drying: screening the rolled tea leaves, removing old leaves, yellow leaves and damaged tea leaves, drying the rest tea leaves in a dryer, controlling the drying temperature at 30 ℃, drying for 30min, and pressing into tea cakes to obtain agilawood tea cake slices.
Example 5
The difference between the embodiment and the embodiment 3 is that the preparation method of the agilawood tea cake slices comprises the following steps:
s1, airing: airing the tea leaves for 25 hours to ensure that the water content of the tea leaves is 20%;
s2, shaking green: shaking the dried tea leaves for 30 min;
s3, twisting: mixing the green tea leaves with the agilawood extracting solution, the agrocybe cylindracea extracting solution and the morchella esculenta extract, and putting the mixture into a rolling machine for rolling at the rolling speed of 80rpm and the rolling temperature of 30 ℃ for 70 min;
s4, drying: screening the rolled tea leaves, removing old leaves, yellow leaves and damaged tea leaves, drying the rest tea leaves in a dryer at 60 deg.C for 50min, and pressing into tea cake to obtain lignum Aquilariae Resinatum tea cake slice.
Comparative example 1
The difference between the comparative example and the example 3 is that the agilawood tea cake slices comprise the following raw materials in parts by weight: 25 parts of agilawood extracting solution, 6 parts of agrocybe cylindracea extracting solution, 7 parts of morchella esculenta extract and 68 parts of tea.
Comparative example 2
The present comparative example differs from example 3 in that the raw material of the agilawood tea cake sheet does not include agrocybe cylindracea extract.
Comparative example 3
The difference between the comparative example and the example 3 is that the raw material of the agilawood tea cake slices does not comprise morel extracting solution
First, sensory evaluation
Randomly selecting 80 persons, dividing into 8 groups, forming a sensory evaluation group by 10 persons in each group, blending the tea cake slices of examples 1-5 and comparative examples 1-3, adding 0.5-1 g of tea leaves into 100ml of water, and carrying out sensory evaluation on 4 indexes of aroma, taste and color of the tea soup, wherein the evaluation results are as follows:
the quality test results of the tea soups of examples 1 to 5 and comparative examples 1 to 3 are shown in the following table:
| group of | Form of the composition | Fragrance | Taste of the product | Color | Total score |
| Example 1 | 26 | 29 | 19 | 17 | 91 |
| Example 2 | 28 | 27 | 18 | 19 | 92 |
| Example 3 | 30 | 30 | 19 | 19 | 98 |
| Example 4 | 29 | 26 | 19 | 17 | 91 |
| Example 5 | 28 | 27 | 18 | 19 | 92 |
| Comparative example 1 | 24 | 20 | 14 | 17 | 75 |
| Comparative example 2 | 23 | 22 | 15 | 15 | 75 |
| Comparative example 3 | 22 | 21 | 15 | 12 | 70 |
The above table shows that the tea cake of the invention is prepared by scientific proportioning of raw materials and adopting a specific preparation process, and when the tea soup is infused, the tea soup is clear and transparent, has no precipitation, is uniform, has tea aroma, has no peculiar smell, has strong and mellow taste, is moderate in sweetness, and has apricot yellow and transparent soup color.
Second, quality identification
The biochemical quality identification of the tea leaves of examples 1 to 5 of the present invention and comparative examples 1 to 3 was compared, and the data is as follows:
| total amount of Catechin (%) | Caffeine (%) | Theaflavin (%) | Free amino acid (%) | |
| Example 1 | 2.5 | 4.0 | 0.54 | 3.2 |
| Example 2 | 2.3 | 4.2 | 0.58 | 3.0 |
| Example 3 | 2.2 | 4.0 | 0.61 | 3.2 |
| Example 4 | 2.8 | 4.3 | 0.60 | 3.1 |
| Example 5 | 2.7 | 4.5 | 0.51 | 2.9 |
| Comparative example 1 | 2.4 | 4.6 | 0.46 | 2.8 |
| Comparative example 2 | 3.0 | 4.7 | 0.47 | 2.4 |
| Comparative example 3 | 3.2 | 4.7 | 0.44 | 2.2 |
The quality identification results show that, compared with the comparative examples 1 to 3, the example 1 to 5 can better reduce the content of astringent substances in tea leaves, activate the activity of polyphenol oxidase, improve the catalytic capability of protein hydrolase, promote the accumulation of free amino acid and reduce the components of caffeine by preparing the proportion of the agilawood extracting solution, the agrocybe cylindracea extracting solution and the morchella extract and adding the agrocybe cylindracea extracting solution and the morchella extract; in the embodiments 1 to 3 and the embodiments 4 and 5, the astringent substances are favorably converted into theaflavin and other substances by adjusting the temperature and the speed through matching with the process adjustment, so that the taste is pure and mild, and the tea aroma is pure and high by the drying technology.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The agilawood tea cake sheet according to claim 1, wherein: the feed comprises the following raw materials in parts by weight: 12-20 parts of agilawood extracting solution, 3-5 parts of agrocybe cylindracea extracting solution, 1-5 parts of morchella esculenta extract and 20-60 parts of tea.
2. The agilawood tea cake sheet according to claim 1, wherein: the feed comprises the following raw materials in parts by weight: 16 parts of agilawood extracting solution, 4 parts of agrocybe cylindracea extracting solution, 3 parts of morchella esculenta extract and 40 parts of tea.
3. The agilawood tea cake sheet according to claim 1, wherein: the tea comprises agilawood leaves, black tea leaves and Pu' er tea leaves.
4. The agilawood tea cake sheet according to claim 1, wherein: the agilawood extracting solution is prepared by soaking agarwood in a phosphate solution, wherein the volume ratio of material liquid is 1: 3-6, taking out, drying, crushing to 80-120 meshes, taking ethanol as a solvent, adjusting the extraction temperature to 40-60 ℃, performing ultrasonic extraction for 1-8 hours, repeating extraction for 1-3 times, combining filtrates, and filtering to obtain the agilawood extracting solution.
5. The agilawood tea cake sheet according to claim 1, wherein: the agrocybe cylindracea extract is prepared by cleaning agrocybe cylindracea with deionized water, placing the agrocybe cylindracea into a ventilated place to naturally air dry surface moisture, crushing the agrocybe cylindracea extract, placing the agrocybe cylindracea extract into a flask, adding ethyl acetate into the flask, performing ultrasonic treatment for 10-30 min at 100-200W and 30-50 kHz, and collecting volatile oil.
6. The agilawood tea cake sheet according to claim 1, wherein: the morchella extract is prepared by processing morchella into filaments, mixing with a vitamin C aqueous solution, stirring to obtain a concentration of 2-10 mg/mL, standing for 10-40 min, adding 2-4 times of weight of dechlorinated water, heating, mixing, stirring, and filtering.
7. The method for preparing agilawood tea cake slices as claimed in claim 1, wherein the method comprises the following steps: the method comprises the following steps:
s1, airing: airing the tea leaves for 10-25 h to ensure that the water content of the tea leaves is 10-20%;
s2, shaking green: shaking the dried tea leaves for 15-30 min;
s3, twisting: mixing the green tea leaves with the agilawood extracting solution, the agrocybe cylindracea extracting solution and the morchella esculenta extract, and putting the mixture into a rolling machine for rolling at the rolling speed of 40-80 rpm and the rolling temperature of 20-30 ℃ for 10-70 min;
s4, drying: screening the rolled tea leaves, removing old leaves, yellow leaves and damaged tea leaves, putting the residual tea leaves into a dryer for drying, controlling the drying temperature to be 30-60 ℃, drying for 30-50 min, and pressing into tea cakes to obtain agilawood tea cake slices.
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Cited By (1)
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