CN107912547A - 一种高香抹茶粉的制作方法 - Google Patents

一种高香抹茶粉的制作方法 Download PDF

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CN107912547A
CN107912547A CN201711049283.9A CN201711049283A CN107912547A CN 107912547 A CN107912547 A CN 107912547A CN 201711049283 A CN201711049283 A CN 201711049283A CN 107912547 A CN107912547 A CN 107912547A
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tea
spring tea
production method
joss stick
slender joss
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向先荣
沐贤志
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Chaohu Sheng Sheng Agricultural Ecology Co Ltd
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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
    • A23F3/06Treating tea before extraction; Preparations produced thereby
    • 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
    • A23F3/06Treating tea before extraction; Preparations produced thereby
    • A23F3/14Tea preparations, e.g. using additives
    • 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
    • A23F3/16Tea extraction; Tea extracts; Treating tea extract; Making instant tea
    • A23F3/22Drying or concentrating tea extract
    • 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
    • A23F3/16Tea extraction; Tea extracts; Treating tea extract; Making instant tea
    • A23F3/22Drying or concentrating tea extract
    • A23F3/225Drying or concentrating tea extract by evaporation, e.g. drying in thin layers, foam drying
    • 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
    • A23F3/36Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
    • 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
    • A23F3/40Tea flavour; Tea oil; Flavouring of tea or tea extract
    • 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
    • A23F3/40Tea flavour; Tea oil; Flavouring of tea or tea extract
    • A23F3/405Flavouring with flavours other than natural tea flavour or tea oil

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Tea And Coffee (AREA)

Abstract

本发明涉及绿茶深加工技术领域,具体涉及一种高香抹茶粉的制作方法。具体步骤如下:精选采摘获得春茶,浸入水中,调节pH至3.8‑4,在40‑45℃下搅拌处理,将处理得到的春茶晾干表面水分,放入耐高压罐后,抽真空后冲入二氧化碳渗透处理,将春茶送入超声容器中,表面喷涂一层活化淀粉酶液后,进行超声处理,将春茶送入分子蒸馏蒸发器中蒸发处理,将春茶干燥至含水量低在5‑6%,研磨成茶粉,本发明所获得的高香抹茶粉香味浓郁,口感微甜,所得到的茶粉中叶绿素和氨基酸相较于处理前明显增加,成品翠绿,无苦涩感。

Description

一种高香抹茶粉的制作方法
技术领域
本发明涉及绿茶深加工技术领域,具体涉及一种高香抹茶粉的制作方法。
背景技术
近几十年来,人们对茶叶的认识已经大大加深,对茶叶功能性的物质本质也有了深刻的了解,在抗生素、生长激素的毒副作用日益遭到质疑的今天,茶多酚以其独特的生物学功能和“绿色”本质越来越深入到人们的饮食生活中,普通茶虽然含有极高的营养成分、但是茶叶里真正溶于水的部分仅仅为35%,大量的不溶于水的有效成分都被人们当做茶渣扔掉。实验证明,吃茶比之喝茶能够汲取更多的营养,一碗抹茶里的营养成分超过30杯普通绿茶,所以日本茶道的老师们几乎无一不长寿天年。变喝茶为吃茶不仅是一个饮食习惯的改革,同时也是适应快节奏现代化生活的需要,抹茶粉是采用天然石磨碾磨成微粉状的、覆盖的、蒸青的绿茶,含有丰富的人体所必须的营养成分和微量元素,其主要成分为茶多酚、咖啡碱、游离氨基酸、叶绿素、蛋白质、芳香物质、纤维素、维生素C、A、B1、B2、B3、B5、B6、E、K、H等,微量元素钾、钙、镁、铁、钠、锌、硒、氟等近30余种,目前抹茶制作除以营养成分为高品质标准之一外,抹茶香气以及苦涩感也是影响抹茶品质的关键因素。
发明内容
本发明的目的在于提供一种高香抹茶粉的制作方法。
本发明采用的技术方案为,一种高香抹茶粉的制作方法,具体步骤如下:
(1)精选采摘获得春茶,浸入水中,调节pH至3.8-4,在40-45℃下搅拌处理40-50分钟后,过滤;
茶叶浸入pH为3.8-4的水溶液中,在40-45℃下搅拌处理40-50分钟后,其中的黄酮和多酚类产生部分异构化,减少黄酮类和多酚类的含量,降低苦涩口感,经该工序处理后,茶叶脱苦率可达到68%以上;
(2)将处理得到的春茶晾干表面水分,放入耐高压罐后,抽真空后冲入5.5-6MPa的高压二氧化碳渗透处理20-22min;
茶叶放入耐高压罐后,抽真空后冲入5.5-6MPa的高压二氧化碳渗透处理20-22min后,能够提高茶叶鲜绿度,处理后茶叶中的叶绿素和氨基酸明显增加,其中氨基酸含量较处理前至少提高了8.25%,叶绿素含量较处理前至少提高了22%;
(3)将春茶送入超声容器中,表面喷涂一层活化淀粉酶液后,进行超声处理,超声波频率为18-20kHz,超声处理温度为15-18℃,超声处理功率为50-60W,超声处理时间为 26-30min;
活化淀粉酶液活力为2000-2500U/ml;
茶叶表面喷涂一层活化淀粉酶液后,进行超声处理,能够加速淀粉酶作用,短时间内提高茶叶中葡萄糖成分;
(4)将春茶送入分子蒸馏蒸发器中,在80-85Pa真空度,100-105℃蒸发温度下,处理8-10秒;
蒸馏过程中,茶叶中的顺-3-已烯醇、顺-3-己烯乙酸酯和芳樟醇等氧化物大量增加,并产生大量的A-紫罗酮、B-紫罗酮等紫罗酮类化合物,茶叶香气得到显著丰富以及提升;
(5)将春茶干燥至含水量低在5-6%,研磨成茶粉。
本发明所获得的高香抹茶粉香味浓郁,口感微甜,所得到的茶粉中叶绿素和氨基酸相较于处理前明显增加,成品翠绿,无苦涩感。
具体实施方式
实施例1、一种高香抹茶粉的制作方法,具体步骤如下:
(1)精选采摘获得春茶,浸入水中,调节pH至3.8,在40℃下搅拌处理40分钟后,过滤;
(2)将处理得到的春茶晾干表面水分,放入耐高压罐后,抽真空后冲入5.5MPa的高压二氧化碳渗透处理20min;
(3)将春茶送入超声容器中,表面喷涂一层活化淀粉酶液后,进行超声处理,超声波频率为18kHz,超声处理温度为15℃,超声处理功率为50W,超声处理时间为 26min;
活化淀粉酶液活力为2000U/ml;
(4)将春茶送入分子蒸馏蒸发器中,在80Pa真空度,100℃蒸发温度下,处理8秒;
(5)将春茶干燥至含水量低在5%,研磨成茶粉。
实施例2、一种高香抹茶粉的制作方法,具体步骤如下:
(1)精选采摘获得春茶,浸入水中,调节pH至4,在45℃下搅拌处理50分钟后,过滤;
(2)将处理得到的春茶晾干表面水分,放入耐高压罐后,抽真空后冲入6MPa的高压二氧化碳渗透处理22min;
(3)将春茶送入超声容器中,表面喷涂一层活化淀粉酶液后,进行超声处理,超声波频率为20kHz,超声处理温度为18℃,超声处理功率为60W,超声处理时间为30min;
活化淀粉酶液活力为2500U/ml;
(4)将春茶送入分子蒸馏蒸发器中,在85Pa真空度,105℃蒸发温度下,处理10秒;
(5)将春茶干燥至含水量低在6%,研磨成茶粉。
实施例3、一种高香抹茶粉的制作方法,具体步骤如下:
(1)精选采摘获得春茶,浸入水中,调节pH至3.9,在42℃下搅拌处理44分钟后,过滤;
(2)将处理得到的春茶晾干表面水分,放入耐高压罐后,抽真空后冲入5.7MPa的高压二氧化碳渗透处理21min;
(3)将春茶送入超声容器中,表面喷涂一层活化淀粉酶液后,进行超声处理,超声波频率为19kHz,超声处理温度为16℃,超声处理功率为53W,超声处理时间为 28min;
活化淀粉酶液活力为2200U/ml;
(4)将春茶送入分子蒸馏蒸发器中,在83Pa真空度,103℃蒸发温度下,处理9秒;
(5)将春茶干燥至含水量低在5.3%,研磨成茶粉。
实施例4、一种高香抹茶粉的制作方法,具体步骤如下:
(1)精选采摘获得春茶,浸入水中,调节pH至3.9,在44℃下搅拌处理48分钟后,过滤;
(2)将处理得到的春茶晾干表面水分,放入耐高压罐后,抽真空后冲入5.9MPa的高压二氧化碳渗透处理21min;
(3)将春茶送入超声容器中,表面喷涂一层活化淀粉酶液后,进行超声处理,超声波频率为19kHz,超声处理温度为17℃,超声处理功率为58W,超声处理时间为 29min;
活化淀粉酶液活力为2400U/ml;
(4)将春茶送入分子蒸馏蒸发器中,在84Pa真空度,103℃蒸发温度下,处理9秒;
(5)将春茶干燥至含水量低在5.8%,研磨成茶粉。

Claims (5)

1.一种高香抹茶粉的制作方法,其特征在于,具体步骤如下:
(1)精选采摘获得春茶,浸入水中,调节pH至3.8-4,在40-45℃下搅拌处理40-50分钟后,过滤;
(2)将处理得到的春茶晾干表面水分,放入耐高压罐后,抽真空后冲入5.5-6MPa的高压二氧化碳渗透处理20-22min;
(3)将春茶送入超声容器中,表面喷涂一层活化淀粉酶液后,进行超声处理,超声波频率为18-20kHz,超声处理温度为15-18℃,超声处理功率为50-60W,超声处理时间为 26-30min;
(4)将春茶送入分子蒸馏蒸发器中,在80-85Pa真空度,100-105℃蒸发温度下,处理8-10秒;
(5)将春茶干燥至含水量低在5-6%,研磨成茶粉。
2.根据权利要求1所述的一种高香抹茶粉的制作方法,其特征在于,
精选采摘获得春茶,浸入水中,调节pH至3.8,在45℃下搅拌处理40分钟后,过滤。
3.根据权利要求1所述的一种高香抹茶粉的制作方法,其特征在于,
将处理得到的春茶晾干表面水分,放入耐高压罐后,抽真空后冲入5.56MPa的高压二氧化碳渗透处理22min。
4.根据权利要求1所述的一种高香抹茶粉的制作方法,其特征在于,
活化淀粉酶液活力为2000-2500U/ml。
5.根据权利要求1所述的一种高香抹茶粉的制作方法,其特征在于,
将春茶送入分子蒸馏蒸发器中,在80Pa真空度,105℃蒸发温度下,处理8-10秒。
CN201711049283.9A 2017-10-31 2017-10-31 一种高香抹茶粉的制作方法 Withdrawn CN107912547A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108935853A (zh) * 2018-08-20 2018-12-07 宁夏宝丰生态牧场有限公司 一种枸杞叶芽抹茶固体饮料及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108935853A (zh) * 2018-08-20 2018-12-07 宁夏宝丰生态牧场有限公司 一种枸杞叶芽抹茶固体饮料及其制备方法

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