Making method of peony flower bud tea

A production method and flower bud tea technology are applied in the production field of peony flower bud tea, which can solve the problems of high hot air drying temperature, destruction of nutrient components of flowers, changes in flower shape and color, etc. The effect of saving time

Inactive Publication Date: 2019-04-19
洛阳市中心苗圃
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the hot air drying temperature of this patent is relatively high, which will damage the nutrients in the flowers, and the hot air will also change the shape and color of the flowers.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0023] A kind of preparation method of peony bud tea, comprises the following steps:

[0024] (1) Collection: At the end of March, in the early morning, collect the buds of Fengdanbai peony that are about to bloom, and then put them into a fresh-keeping container with ice packs;

[0025] (2) Freezing: Remove the outer green sepals and redundant pedicels in a cool place, and store the flower buds in a -25°C refrigerator for 72 hours, until the temperature of the center of the flower buds reaches -25°C;

[0026] (3) Vacuum drying: Place the flower buds frozen in step (2) in a single layer on the drying tray of a vacuum freeze dryer, quickly cover with a vacuum cover, seal tightly, and vacuum dry until the center temperature of the flower buds reaches 25°C;

[0027] The cold trap temperature of the vacuum freeze dryer is -55°C; the vacuum degree of the vacuum drying is 1Pa, and the time is 36h;

[0028] (4) Preservation: Store the flower buds treated in step (3) in scented tea c...

Embodiment 2

[0030] A kind of preparation method of peony bud tea, comprises the following steps:

[0031] (1) Collection: At the beginning of April, in the early morning, collect the buds of Fengdanbai peony that are just transparent and about to bloom, and then put them into a fresh-keeping container with ice packs;

[0032] (2) Freezing: Remove the outer green sepals and redundant pedicels in a cool place, and store the flower buds in a -50°C refrigerator for 48 hours, until the center temperature of the flower buds reaches -30°C;

[0033] (3) Vacuum drying: Place the flower buds frozen in step (2) in a single layer on the drying tray of a vacuum freeze dryer, quickly cover with a vacuum cover, seal tightly, and vacuum dry until the center temperature of the flower buds reaches 30°C;

[0034] The cold trap temperature of the vacuum freeze dryer is -60°C; the vacuum degree of the vacuum drying is 2Pa, and the time is 66h;

[0035] (4) Preservation: Store the flower buds treated in step ...

Embodiment 3

[0037] A kind of preparation method of peony bud tea, comprises the following steps:

[0038] (1) Collection: In mid-April, in the early morning, collect the buds of Fengdanbai peony that are about to bloom, and then put them into a fresh-keeping container with ice packs;

[0039] (2) Freezing: Remove the outer green sepals and redundant pedicels in a cool place, and store the flower buds in a -40°C refrigerator for 54 hours, until the temperature of the center of the flower buds reaches -35°C;

[0040] (3) Vacuum drying: place the flower buds frozen in step (2) in a single layer on the drying tray of a vacuum freeze dryer, quickly cover with a vacuum cover, seal tightly, and vacuum dry until the center temperature of the flower buds reaches 26°C;

[0041] The temperature of the cold trap of the vacuum freeze dryer is -50°C; the vacuum drying described in step (3) is at a vacuum of 5Pa, and the time is 72h;

[0042] (4) Preservation: Store the flower buds treated in step (3) ...

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PUM

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Abstract

The invention discloses a making method of peony flower bud tea. The making method includes the following steps that 1, collection is conducted, wherein translucent breezing peony flower buds which are about to burst into bloom are collected in the morning and then put into a fresh-keeping container with ice bags; 2, freezing is conducted, wherein in shade places, outer green sepals and redundantpedicels are removed, and the flower buds are stored in a freezer at the temperature of minus 60-minus 25 DEG C to be rapidly frozen until the center temperature of the flower buds reaches minus 25 orbelow; 3, vacuum drying is conducted, the flower buds which are frozen in the second step are placed in drying trays of a vacuum freezing dryer through single layers, vacuum covers rapidly cover thedrying trays, the flower buds are closed tightly, and vacuum drying is conducted until the center temperature of the flower buds reaches 25-30 DEG C; 4, storage is conducted, wherein the flower buds which are treated in the third step are stored in a flower tea container, food additives are placed into the flower tea container, and the flower buds are sealed and kept in a dark place. The shape, color and the flavor of pedals of the obtained peony flower buds are basically kept unchanged, there is no loss of nutrients, drying time is shortened, and the shelf life is prolonged.

Description

technical field [0001] The invention belongs to the technical field of flower tea processing, and in particular relates to a method for making peony bud tea. Background technique [0002] Peony is beautiful and fragrant. It not only has high ornamental value, but also has certain edible value. Studies have shown that peony petals and pollen are rich in nutrients, including 8 kinds of essential amino acids, vitamins, and carbohydrates. , trace elements, phenols and flavonoids, these substances have anti-oxidation, anti-inflammatory, antibacterial and other effects. [0003] The flowering period of peony is short, and the fresh flowers are difficult to preserve. At present, the fresh flowers are dried and made into scented tea in the market to prolong its preservation time, and at the same time retain its nutritional components to the greatest extent. At present, people often use natural drying or drying methods to make peony tea, but the petals of the peony tea produced by t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23F3/34
CPCA23F3/34
Inventor 孙国润刘改秀赵国栋安春明王锋王丽娜朱军胜闫三妮吕明张申申张国豪杨琴甘晓丽花杰李敏
Owner 洛阳市中心苗圃
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