CN109258872A

CN109258872A - Elaeagnus conferta fruits honey sterculia nobilis's jasmine tea and preparation method thereof

Info

Publication number: CN109258872A
Application number: CN201811186256.0A
Authority: CN
Inventors: 李文砚; 周婧; 韦优; 孔方南; 黄丽君; 卢美瑛; 蒋娟娟; 罗培四; 卓福昌
Original assignee: Guangxi South Subtropical Agricultural Science Research Institute
Current assignee: Guangxi South Subtropical Agricultural Science Research Institute
Priority date: 2018-10-11
Filing date: 2018-10-11
Publication date: 2019-01-25

Abstract

The invention discloses a kind of elaeagnus conferta fruits honey sterculia nobilis's jasmine tea, and using elaeagnus conferta fruits as raw material, honey, sterculia nobilis's dried flower are ingredient.The product is a kind of NEW TYPE OF COMPOSITE drink that elaeagnus conferta fruits, honey, sucrose, sterculia nobilis are spent according to a certain ratio to and be aided with adhesion agent and is processed into.Accordingly, inventor has also set up corresponding preparation method, including the key steps such as heating and softening, infusion, glue, secondary infusion, canned.It is strong, sour-sweet moderate, bright in colour, unique in taste and full of nutrition using elaeagnus conferta fruits honey sterculia nobilis jasmine tea fruity produced by the invention, there is the health cares curative effects such as anti-aging.Therefore, the present invention is that elaeagnus conferta fruits and sterculia nobilis's deep processing development opened up a new way, and the deep exploitation of administrable fruit product provides reference, and provides fresh kind for fruit tea, jasmine tea market.

Description

Elaeagnus conferta fruits honey sterculia nobilis's jasmine tea and preparation method thereof

Technical field

The invention belongs to technical field of scented tea more particularly to a kind of elaeagnus conferta fruits honey sterculia nobilis's jasmine tea and preparation method thereof.

Background technique

Elaeagnus conferta fruits (Elaeagnus conferta Roxb) are the close colored thorny elaeagnus of Elaeangnaceae perennial evergreen climber Ripening fruits, originate in Tropical Asian and Southern Subtropical Forests area, be distributed mainly on Yunnan and south Guangxi in China.Sheep Milk fruits are full of nutrition, 2.48g containing protein, fat 2.88g, reduced sugar 5.33g, vitamin B2 0.4 in every 100g fresh fruit ~0.7mg, 3.5~30mg of vitamin C, carrotene 3.15mg, phosphorus 57.5mg, calcium 30.6mg, 45~60mg of tannin, than other The torrid zone, the nutritional ingredient of subtropical fruit are high.Goat milk fruits are sweet, sour, flat, and can help digestion stop dysentery, not to enteritis, dysentery, appetite Vibration etc. has therapeutic effect.

Honey is the honey that the nectar that honeybee is adopted from the flowering plant's flowers is brewed in honeycomb, for it is translucent, band gloss, Thick liquid, white to faint yellow or crocus to yellowish-brown are long placed in or gradually have white granular crystallization to be precipitated to the cold, gas virtue Perfume (or spice), taste pole sweet tea.Honey is a kind of food full of nutrition, and nutritional ingredient is extremely complex, and the substance identified reaches more than 180 Kind, mainly there are glucose and fructose, multivitamin, a variety of organic acids, minerals, a variety of enzymes etc., therefore, honey has more Kind of action and efficacy, such as promote digestion, antibacterial anti-inflammatory, promote regeneration, be turned up immunity, protect cardiovascular and cerebrovascular, beauty and skin care, Relax bowel and defecation, slimming etc..

Sterculia Sterculiaceae Sterculia evergreen fruit trees, seed have very high edible, medicinal, health care, economic value, are tools There are the woody grain Fruit Tree Resources of potentiality to be exploited.Sterculia nobilis spends moulding unique, without corolla, the color pinkiness or yellowish of calyx Color has special aroma, and has stronger oxidation resistance, can be used for food, cosmetics, can cake processed, candy etc..

Summary of the invention

The technical problem to be solved in the present invention is to provide a kind of elaeagnus conferta fruits honey sterculia nobilis's jasmine tea full of nutrition, unique in taste And preparation method thereof, new way is opened up for elaeagnus conferta fruits and sterculia nobilis's deep processing development.

In order to solve the above technical problems, the invention adopts the following technical scheme:

Elaeagnus conferta fruits honey sterculia nobilis's jasmine tea, using elaeagnus conferta fruits as raw material, honey, sterculia nobilis's dried flower are ingredient.

Above-mentioned elaeagnus conferta fruits honey sterculia nobilis's jasmine tea, is mainly made of goat milk pulp, sucrose, honey, sterculia nobilis's dried flower, xanthan gum.

Goat milk pulp is added water to cook in elaeagnus conferta fruits by solid-liquid ratio 1: 1-3；Sterculia nobilis's dried flower, sucrose, honey, xanthan Glue accounts for 0.5-1.5%, 20-40%, 20-40%, 0.02-0.08% of jasmine tea gross weight.

Goat milk pulp is added water to cook in elaeagnus conferta fruits by solid-liquid ratio 1: 2；Sterculia nobilis's dried flower, sucrose, honey, xanthan gum Respectively account for 1.5%, 30%, 30%, the 0.05% of jasmine tea gross weight.

The preparation method of above-mentioned elaeagnus conferta fruits honey sterculia nobilis's jasmine tea, comprising the following steps:

<1>it heats and softens: fresh elaeagnus conferta fruits being placed in heating and softening in water, goat milk pulp is made；

<2>infusion: in heating concentration process, sucrose is imported in goat milk pulp slurries and is mixed well, slurry is concentrated；

<3>glue, secondary infusion: by xanthan gum, when pouring into suitable quantity of water, agitating and heating dissolves, and pours into slurry after cooked In, while sterculia nobilis's dried flower is added, it mixes, carries out secondary infusion concentration；

<4>canned: addition honey to be cooled mixes, tinning sealing.

<5>it sterilizes: being sterilized using microwave sterilization method to product.

Heating temperature is 80 DEG C in step<1>, and appropriate salt is added in when heating.

The slurry that solid content is 60% is concentrated into step<2>.

10min is concentrated in secondary infusion in step<3>.

Step is cooled to 50 DEG C in<4>.

In step<5>microwave sterilization condition be microwave power 550W, handle time 60s, 35 DEG C of sample initial temperature.

Aiming at the problem that current elaeagnus conferta fruits and sterculia nobilis lack deep processed product, inventor develops a kind of elaeagnus conferta fruits honey apple Mother-in-law's jasmine tea, using elaeagnus conferta fruits as raw material, honey, sterculia nobilis's dried flower are ingredient.The product be elaeagnus conferta fruits, honey, sucrose, sterculia nobilis are spent by Centainly match and be aided with a kind of NEW TYPE OF COMPOSITE drink that adhesion agent is processed into.Accordingly, inventor has also set up corresponding preparation method, Including the key steps such as heating and softening, infusion, glue, secondary infusion, canned.Using elaeagnus conferta fruits honey sterculia nobilis produced by the invention Jasmine tea fruity is strong, sour-sweet moderate, bright in colour, unique in taste and full of nutrition, has the health cares curative effects such as anti-aging.Cause This, the present invention is that elaeagnus conferta fruits and sterculia nobilis's deep processing development opened up a new way, and the deep exploitation of administrable fruit product provides ginseng It examines, and provides fresh kind for fruit tea, jasmine tea market.

Specific embodiment

One, preparation process

1. plucking fruit, selecting fruit: winning and screen fresh, no disease and pests harm, be raw material without rotten, mature goat milk fruits.

2. washing fruit: dabbing off the silvery white and the thin scale of brown of fruit surface with soft cloth, then cleaned up with circulating water.

3. heating and softening: fresh elaeagnus conferta fruits being placed in heating and softening in water by solid-liquid ratio, goat milk pulp, heating temperature is made It is 80 DEG C；In heating process plus a little salt, the content for heating and adding salt that can reduce soluble tannin substance in fruit are reduced Astringent taste can also destroy the activity of various enzymes in fruit, prevent discoloration and hydrolyzed pectin.

4. peeling, stoning: manually removing pericarp and fruit stone after heating and softening.

5. infusion: in heating concentration process, sucrose being imported in slurries and is mixed well, is when being concentrated into solid content As terminal when 60% slurry.

6. glue, secondary infusion: by load weighted xanthan gum, when being poured into water, agitating and heating dissolves, and slurry is poured into after cooked In body, while sterculia nobilis's dried flower is added, mixes, carry out secondary infusion, 10min is concentrated；The process can be passivated enzyme activity, kill micro- life Object.

7. canned: honey is added after being cooled to about 50 DEG C in order to avoid destroying its nutritional ingredient, mixes, tinning sealing.

8. sterilization: use microwave disinfection, microwave power 550W, handle time 60s, 35 DEG C of sample initial temperature.

9. examining: product being placed under 37 DEG C of constant temperature and observe 7d, make microbiological analysis.

10. stored refrigerated: passed examination product being placed under the conditions of temperature is 5~10 DEG C and stores preservation.

Two, application example

Referring to the basic operation and requirement of technique made above, using L9 (3^4) orthogonal test, it is determined that elaeagnus conferta fruits feed liquid Than the optimum formula of the proportion of slurry, sucrose and honey, sterculia nobilis's dried flower and xanthan gum, and calculates different subjective appreciation synthesis and comment Point, it the results are shown in Table 1.

1 elaeagnus conferta fruits tea product of table is formulated range analysis of orthogonal experiment result

In order to illustrate technical effect of the invention, sense organ is carried out to Radix Baccaureae ramiflorae honey sterculia nobilis's jasmine tea of 1~example of example 9 and is commented Valence asks professional to carry out subjective appreciation, total score to color, viscosity of elaeagnus conferta fruits fruit tea etc. respectively using comprehensive scoring method For 100 points (color 20 divides, fruit flavor 20 is divided, sour-sweet degree 20 is divided, viscosity 20 is divided, sterculia nobilis's flowery odour 20 divides), as a result it is recorded in In table 2.

2 elaeagnus conferta fruits honey sterculia nobilis's jasmine tea difference subjective appreciation comprehensive score of table

Detection

Color

Fruit flavor

Sour-sweet degree

Viscosity

Sterculia nobilis's flowery odour

Comprehensive score

Example 1

It is orange red, partially secretly

It is denseer

It is slightly sour, there is sweet perfume

It is more liquid

British plain spirits

71.0

Example 2

It is orange red, partially secretly

It is denseer

It is slightly sour, there is sweet perfume

Mobility is medium

British plain spirits

81.3

Example 3

It is orange red, partially secretly

It is denseer

Slightly sour, sweet fragrance is light

Mobility is poor

Light perfume (or spice)

75.7

Example 4

It is orange red

It is denseer

It is moderate, there is sweet perfume

Mobility is medium

Light perfume (or spice)

94.0

Example 5

It is orange red

It is denseer

It is moderate, there is sweet perfume

Mobility is poor

British plain spirits

86.9

Example 6

It is orange red

It is denseer

Moderate, sweet fragrance is light

It is more liquid

British plain spirits

84.9

Example 7

It is orange red, it is partially light

It is thin

Slightly sweet tea has sweet perfume

Mobility is poor

British plain spirits

75.0

Example 8

It is orange red, it is partially light

It is thin

Slightly sweet tea has sweet perfume

It is more liquid

Light perfume (or spice)

81.7

Example 9

It is orange red, it is partially light

It is thin

Slightly sweet tea, sweet fragrance are light

Mobility is medium

British plain spirits

72.8

As can be seen from Table 2, the comprehensive score highest of example 4, color is orange red, and fruit flavor is denseer, sour-sweet moderate, glues Consistency is medium, and has the special fragrance of a flower of light sterculia nobilis.The product is full of nutrition, unique in taste, can enjoy after adding suitable quantity of water to dilute With.Pass through above-mentioned experimental study, it is determined that goat milk pulp, honey, sterculia nobilis's dried flower and xanthan gum optimum formula A₂D₃8₁C₂, i.e., Elaeagnus conferta fruits solid-liquid ratio 1: 2, sterculia nobilis's dried flower 1.5%, sucrose and honey match 30%+30%, xanthan gum 0.05%.

In order to screen best method for disinfection, present invention employs microwave disinfection, (microwave power 550W handles time 60s, sample 35 DEG C of product initial temperature), pasteurization (88 DEG C, 10min) two methods to goat milk fruit tea carry out sterilization processing, by two kinds sterilize The product and reference product of processing are placed under 37 DEG C of constant temperature and observe 7d, make microbiological analysis and attributional analysis.As a result For better bactericidal effect can be reached in a relatively short period of time using microwave disinfection compared with traditional pasteurize.In quality Aspect, the elaeagnus conferta fruits honey sterculia nobilis jasmine tea of microwave treatment its soluble solid (TSS/%), Vitamin C content, brown stain degree (BD) and the amplitude of variation of value of chromatism (Δ E) is smaller than pasteurize.So microwave treatment can preferably keep elaeagnus conferta fruits The qualities such as the original nutritional ingredient of honey sterculia nobilis's jasmine tea and color.Concrete outcome is shown in Table 3.

Influence of the different sterilization processing modes of table 3 to quality

To sum up, using aforementioned formula and preparation method can improve product comprehensive nutrient value and the shelf-life, obtain it is full of nutrition, Elaeagnus conferta fruits honey sterculia nobilis's jasmine tea unique in taste.

Claims

1. A goat's milk fruit honey apple tea, which is characterized in that the goat's milk fruit is used as raw material, and honey and apple dried flowers are used as ingredients.

2. The goat milk honey ginghu tea according to claim 1, characterized in that it is mainly made of goat milk pulp, sucrose, honey, dried ginger, and xanthan gum.

The goat milk honey ginghu tea according to claim 2, wherein the goat milk pulp is boiled according to a ratio of material to liquid of 1:1-3 in goat milk; Pingpo dried flowers, sucrose, honey, and xanthan gum account for 0.5-1.5%, 20-40%, 20-40%, and 0.02-0.08% of the total weight of the flower tea.

The goat milk honey ginghu tea according to claim 3, wherein the goat milk pulp is prepared by adding water to the goat milk fruit at a ratio of 1:2; Dried flowers, sucrose, honey, and xanthan gum accounted for 1.5%, 30%, 30%, and 0.05% of the total weight of the flower tea.

5. The method for preparing goat milk honey ginger tea according to claim 1, comprising the steps of:

<1> Heating softening: placing fresh goat's milk in water and heating and softening to make goat's milk pulp;

<2> simmering: during the heating and concentration process, sucrose is introduced into the goat milk pulp slurry and thoroughly mixed to concentrate the slurry;

<3> Gluing, secondary cooking: Pour the xanthan gum into an appropriate amount of water, stir and heat to dissolve, boil it, pour it into the slurry, add the dried flowers of the apple, mix, and digest it twice. ;

<4> Canned: add honey to be cooled, mix well, and seal the can;

<5> Sterilization: The product is sterilized by microwave sterilization.

The method for preparing goat milk honey ginger tea according to claim 5, wherein the heating temperature in the step <1> is 80 ° C, and an appropriate amount of salt is added during heating.

The method for preparing goat milk honey ginger tea according to claim 5, characterized in that the step <2> is concentrated to a slurry having a solid content of 60%.

The method for preparing goat milk honey ginghu tea according to claim 5, characterized in that the step <3> is simmered for a second time.

The method for preparing goat milk honey ginger tea according to claim 5, characterized in that the step <4> is cooled to 50 °C.

The method for preparing goat milk honey ginger tea according to claim 5, characterized in that the step of <5> uses microwave sterilization to sterilize the product, microwave power 550W, processing time 60s, initial sample The temperature is 35 °C.