Disclosure of Invention
The invention provides red bean and coix seed tea and a preparation method thereof aiming at the technical problems.
The technical scheme adopted by the invention is as follows:
the red bean and coix seed tea comprises the following raw materials in parts by weight:
1-5 parts of phaseolus calcaratus, 1-5 parts of pearl barley, 0.14-0.7 part of gordon euryale seed, 0.14-0.7 part of poria cocos, 0.28-1.4 parts of dried orange peel and 0.28-1.4 parts of honeysuckle.
Preferably, the traditional Chinese medicine composition comprises 1.75 parts of phaseolus calcaratus, 1.75 parts of coix seeds, 0.25 part of gordon euryale seeds, 0.25 part of poria cocos, 0.5 part of dried orange peels and 0.5 part of honeysuckle.
A preparation method of red bean and coix seed tea comprises the following steps:
step S1: soaking the phaseolus calcaratus and the coix seeds, then putting the soaked phaseolus calcaratus and coix seeds into an oven for baking, and crushing the mixture into particles with the particle size of 2-3 mm after baking;
step S2: and (3) crushing the dried poria cocos, gordon euryale seed, dried tangerine peel and honeysuckle into particles of 3-5 mm, and preparing the crushed phaseolus calcaratus, coix seed, poria cocos, gordon euryale seed, dried tangerine peel and honeysuckle according to a proper proportion to obtain a final product.
Preferably, the phaseolus calcaratus and the coix seeds are soaked in cold water for 12-18 h.
Preferably, the soaking time of the phaseolus calcaratus and the coix seeds is 12 hours.
Preferably, the baking temperature of the phaseolus calcaratus and the coix seeds is 150-170 ℃; the baking time is 40-50 min.
Preferably, the baking temperature of the phaseolus calcaratus and the coix seeds is 150 ℃; baking time is 40 min.
Compared with the prior art, the invention has the beneficial effects that: the optimal formula of the red bean and coix seed tea comprises the following components: 1.75 parts of phaseolus calcaratus, 1.75 parts of pearl barley, 0.25 part of gordon euryale seed, 0.25 part of poria cocos, 0.5 part of dried orange peel and 0.5 part of honeysuckle, wherein the optimal soaking time is 12 hours; the optimal baking time is 40min, the optimal baking temperatures are 150 ℃ respectively, the prepared red bean and coix seed tea is yellow green in color and slightly astringent in taste, has the fragrance of honeysuckle and dried orange peel, and can achieve the effects of tonifying spleen, clearing damp, clearing heat and reducing internal heat.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments.
The invention particularly provides red bean and coix seed tea which is prepared from the following raw materials in parts by weight:
1-5 parts of phaseolus calcaratus, 1-5 parts of pearl barley, 0.14-0.7 part of gordon euryale seed, 0.14-0.7 part of poria cocos, 0.28-1.4 parts of dried orange peel and 0.28-1.4 parts of honeysuckle.
The optimal formula is as follows: 1.75 parts of phaseolus calcaratus, 1.75 parts of pearl barley, 0.25 part of gordon euryale seed, 0.25 part of poria cocos, 0.5 part of dried orange peel and 0.5 part of honeysuckle.
The invention also specifically provides a preparation method of the red bean and coix seed tea, and the preparation method comprises the following steps
Step S1: soaking the phaseolus calcaratus and the coix seeds, then putting the soaked phaseolus calcaratus and coix seeds into an oven for baking, and crushing the mixture into particles with the particle size of 2-3 mm after baking;
step S2: and (3) crushing the dried poria cocos, gordon euryale seed, dried tangerine peel and honeysuckle into particles of 3-5 mm, and preparing the crushed phaseolus calcaratus, coix seed, poria cocos, gordon euryale seed, dried tangerine peel and honeysuckle according to a proper proportion to obtain a final product.
Experimental methods
1.1 instruments
FA2104 electronic balance (shunhui science instruments ltd); J-150A high-speed multifunctional pulverizer (lunar exploration); commercial box electric ovens (cloud division, Sisida mechanical devices, Guangzhou).
1.2 materials
Red bean and coix seed (Jiu carp lake agriculture development, Gnxian); pericarpium Citri Reticulatae, Poria, semen euryales, and flos Lonicerae (all purchased from Cihuikang pharmacy, Xinzhou).
2.1 Single factor test
(1) Determination of different soaking times
Respectively weighing semen Phaseoli and Coicis semen, and observing and tasting the appearance and taste of semen Phaseoli and Coicis semen after baking for different soaking times (12h, 15h, 18h, 21h, 24h) under the condition of the same baking temperature and baking time to obtain the optimal soaking time.
(2) Determination of different roasting times
Respectively weighing semen Phaseoli and Coicis semen, and observing and tasting the appearance and taste of semen Phaseoli and Coicis semen at the same baking temperature and soaking time for different baking time (30min, 35min, 40min, 45min, 50min) to obtain the best baking time.
(3) Determination of different baking temperatures
Respectively weighing semen Phaseoli and Coicis semen, and observing and tasting the appearance and taste of semen Phaseoli and Coicis semen at different baking temperatures (140 deg.C, 150 deg.C, 160 deg.C, 170 deg.C, 180 deg.C) under the condition of the same baking time and soaking time to obtain the optimum baking temperature.
2.2 preferred test
According to the result of the single-factor experiment, the optimization experiment is carried out by considering the influence of the change of the three factors of the soaking time, the baking temperature and the baking time on the taste, the appearance and the like of the product.
2.3 sensory evaluation of the red bean and coix seed tea;
color: and observing the color change of the brewed red bean and coix seed tea to obtain a color evaluation result.
The mouthfeel is as follows: and (3) obtaining a taste evaluation result by tasting the taste of the brewed red bean and coix seed tea.
Odor: the taste evaluation result is obtained by smelling the odor change of the brewed red bean and coix seed tea.
Conclusion and discussion
3.1 Single factor test results
3.1.1 determination of different soaking times
Under the condition of certain baking time and baking temperature, the soaking time is changed, indexes such as mouthfeel, taste and the like of the red beans and the coix seeds in different soaking times are inspected, and the obtained results are shown in table 1.
TABLE 1 taste experience results of different soaking times of red bean and coix seed
From table 1, under the same conditions of baking temperature and baking time, the optimal soaking time of red beans and coix seeds is 12 h.
3.1.2 determination of different baking times
Under the condition of certain soaking time and baking temperature, the baking time is changed, indexes of mouthfeel, taste and the like of the red beans and the coix seeds in different baking times are inspected, and the obtained results are shown in table 2.
Table 2 taste experience results of red beans and coix seeds in different baking times
From table 2, the baking time of red bean and coix seed is 40-50 min under the same baking temperature and soaking time.
3.1.3 determination of different baking temperatures
Under the condition of certain soaking time and baking time, the baking temperature is changed, indexes of mouthfeel, taste and the like of the red beans and the coix seeds in different baking time are inspected, and the obtained results are shown in table 3.
TABLE 3 taste experience results of different baking temperatures of red bean and pearl barley
From table 3, the baking temperature range of red bean and coix seed is 150-170 ℃ under the same baking time and soaking time.
3.2 preferred test results
According to the result of the single-factor test, the baking time of the red beans and the coix seeds is between 40min and 50 min; the baking temperature ranges from 150 ℃ to 170 ℃.
TABLE 4 optimized test results of red bean and coix seed
From Table 4, the main material of the adzuki bean and coix seed tea is baked at 150 ℃ for 40 min.
3.3 determination of the Process
Soaking semen Phaseoli and Coicis semen, baking in oven (soaking time 12h, baking temperature 150 deg.C, baking time 40min), pulverizing into small pieces, pulverizing Poria, semen euryales, pericarpium Citri Tangerinae, flos Lonicerae and flos Trollii, and mixing at appropriate ratio to obtain the final product.
3.4 product formulation
The formula of the red bean and coix seed tea comprises the following components: 1.75g of phaseolus calcaratus, 1.75g of pearl barley, 0.25g of gordon euryale seed, 0.25g of tuckahoe, 0.5g of dried orange peel and 0.5g of honeysuckle (see table 5).
TABLE 5 Red bean and Job's tears seed tea product formula
3.5 sensory evaluation
Appearance: observing the color change after soaking, the color gradually deepens from the initial yellow-green color, and gradually deepens after repeated soaking, the color of the red bean gradually appears, and the red bean is blended with the colors of the honeysuckle, the dried orange peel and the like, has golden yellow color, and can be soaked for 4 times approximately.
The mouthfeel is as follows: tasting the taste of the brewed tea, the taste is slightly astringent, and after the tea is thin, the scorched aroma of the red beans and the taste of the medicinal materials are slowly displayed.
Odor: after soaking for a long time, the flavor of the coix seed is slightly burnt.
TABLE 7 sensory evaluation standards for Red Bean and Coicis semen tea bags
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Any simple modification, change and equivalent changes of the above embodiments according to the technical essence of the invention are still within the protection scope of the technical solution of the invention.