CN111493300A - 一种消暑红心薯凉粉及其制备方法 - Google Patents

一种消暑红心薯凉粉及其制备方法 Download PDF

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CN111493300A
CN111493300A CN202010432053.6A CN202010432053A CN111493300A CN 111493300 A CN111493300 A CN 111493300A CN 202010432053 A CN202010432053 A CN 202010432053A CN 111493300 A CN111493300 A CN 111493300A
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张廷刚
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Ziyun Autonomous County Zixiangyuan Agriculture And Forestry Science And Technology Co ltd
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Abstract

本发明涉及凉粉制作技术领域,尤其是一种消暑红心薯凉粉及其制备方法,该凉粉由以下原料制备而成:红心薯、燕麦粉、藜麦、山药粉、海藻酸钠、发酵菌、鱼粉、有机酸、多糖。本发明能提高凉粉的口感,使得制备出来的凉粉能促进人体代谢,加速夏天水分蒸发降温降暑,增强体质。

Description

一种消暑红心薯凉粉及其制备方法
技术领域
本发明涉及凉粉制作技术领域,尤其是一种消暑红心薯凉粉及其制备方法。
背景技术
红心薯营养丰富,含有独特的生物类黄酮成分,能促使排便通畅,可有效抑制乳腺癌和结肠癌的发生;能提高消化器官的功能,滋补肝肾,也可以有效治疗肝炎和黄疸。红心薯蛋白质质量高,可弥补大米、白面中的营养缺失,经常食用可提高人体对主食中营养的利用率,使人身体健康、延年益寿。红心薯富含膳食纤维,具有阻止糖分转化脂肪的特殊功能;可以促进胃肠蠕动和防止便秘,用来治疗痔疮和肛裂等,对预防直肠癌和结肠癌也有一定作用。红心薯对人体器官黏膜有特殊的保护作用,可抑制胆固醇的沉积、保持血管弹性,防止肝肾中的结缔组织萎缩,防止胶原病的发生。当前技术中关于红心薯的食品开发较少,尤其是针对红心薯丰富的营养成分,对夏日消暑的红心薯凉粉的研究制作更少。
发明内容
为了解决现有技术中存在的问题,本发明提供一种消暑红心薯凉粉及其制备方法,以提高凉粉的保健价值,该凉粉由以下质量份的原料制备而成:
红心薯50-80份、燕麦粉10-15份、藜麦15-20份、山药粉8-15份、海藻酸钠5-8份、发酵菌3-5份、鱼粉5-8份、有机酸1-3份、多糖3-5份;所述燕麦粉的粒度为0.3-0.8mm;所述山药粉的粒度为0.3-0.8mm;所述发酵菌由质量比为1:1的嗜酸乳杆菌和保加利亚乳杆菌混合而成;所述有机酸为醋酸、柠檬酸、酒石酸中的一种或多种;所述多糖由质量比为1:2:1:的白芨多糖、红枣多糖、牛膝多糖混合而成。
本发明所述的消暑红心薯凉粉,制备方法如下:
(1)原料准备
将红心薯清洗干净,沥干水分,加工成粒度8-12mm的颗粒备用;将燕麦粉、藜麦、山药粉混合均匀,调节其含水量为85-95%,在50-60℃下浸泡30-50min,然后在100-120℃下蒸2-3h,待温度降低至常温得到熟化粉备用;
(2)红心薯处理
将红心薯颗粒在100-120℃下蒸50-80min,将温度降低至50-60℃,保温1-2h,然后自然冷却至常温,静置8-12h,再将红心薯温度加热至95-105℃,保温1-2h,将温度降低至50-60℃,用微波加热至100-110℃,保温10-20min,降低至常温备用;
(3)原料菌种活化
将步骤(1)的熟化粉中加入发酵菌、鱼粉、有机酸混合均匀,调节混合物的含水量为95-98%,在25-28℃下搅拌10-15min,在30-32℃下发酵10-15h,每隔2h搅拌10-15min;
(4)原料发酵
将上一步骤中的发酵产物和步骤(2)中处理过的红薯颗粒混合,搅拌成糊,在30-33℃下发酵5-8h;
(5)原料破壁
将上一步得到的发酵产物放置到冷冻室中,将温度降低至-35℃,冷藏30-40min,将温度升高至-15℃,冷藏8-15h,取出常温解冻,用超声波处理15-25min即可;
(6)凉粉成型
将上一步骤的产物与海藻酸钠、多糖混合均匀,在混合后的糊状物中加入水,静置1-2min后,加热至75-85℃,保温3-5min出现透明胶状物之后,停止加热,倒入模具中即可。
优选的,步骤(2)中,所述微波功率500-600W。
优选的,步骤(3)中,所述搅拌速率为70-80r/min。
优选的,步骤(5)中,所述温度降低速度为10℃/min。
优选的,步骤(5)中,所述超声波功率为300-500W。
优选的,步骤(6)中,所述糊状物与水的质量比为1:3。
与现有技术相比,本发明的技术效果体现在:
本发明通过在配料中增加燕麦粉、藜麦、山药粉、海藻酸钠、发酵菌、鱼粉、有机酸、多糖,结合本发明特有的制作工艺,提高凉粉的口感,使得制备出来的凉粉能促进人体代谢,加速夏天水分蒸发降温降暑,使用本发明的凉粉可以促进消化,增强体质。
本发明通过使用黏性极好的多糖,协同嗜酸乳杆菌和保加利亚乳杆菌产生的黏性胞外多糖,在海藻酸钠的作用之下,促进凉粉的凝结,使得制备出来的凉粉韧性更好,在搅拌食用中不容易断,获得更好的观感和口感,增加食欲。
本发明通过在原料中增加鱼粉、有机酸,提高发酵菌的发酵效率,促进菌种的增殖,加速发酵菌代谢物的分泌,既能促进凉粉的凝结,还能通过发酵菌的高活性酶疏松细胞壁,然后经过冷冻的冰晶膨胀和超声破壁,加速原料中细胞壁的崩解,使得原料成分释放更完全,融合更充分,营养成分更容易吸收。
本发明通过红心薯的多次加热冷却,加速红心薯的淀粉老化,使得薯中淀粉不容易吸收,然后再发酵作用下消耗可吸收淀粉,提高凉粉中的抗性淀粉含量,使得凉粉的能量降低,适合夏季使用但是人体吸收热量少,利于消暑,还能促进肠胃运动,加速人体对水分及其他低热量成分的吸收,达到消暑瘦身的目的。
具体实施方式
下面结合具体的实施方式来对本发明的技术方案做进一步的限定,但要求保护的范围不仅局限于所作的描述。
实施例1
一种消暑红心薯凉粉,由以下质量份的原料制备而成:
红心薯50份、燕麦粉10份、藜麦15份、山药粉8份、海藻酸钠5份、发酵菌3份、鱼粉5份、有机酸1份、多糖3份;所述燕麦粉的粒度为0.3mm;所述山药粉的粒度为0.3mm;所述发酵菌由质量比为1:1的嗜酸乳杆菌和保加利亚乳杆菌混合而成;所述有机酸为醋酸;所述多糖由质量比为1:2:1:的白芨多糖、红枣多糖、牛膝多糖混合而成。
本实施例所述的消暑红心薯凉粉,制备方法如下:
(1)原料准备
将红心薯清洗干净,沥干水分,加工成粒度8mm的颗粒备用;将燕麦粉、藜麦、山药粉混合均匀,调节其含水量为85%,在50℃下浸泡30min,然后在100℃下蒸2h,待温度降低至常温得到熟化粉备用;
(2)红心薯处理
将红心薯颗粒在100℃下蒸50min,将温度降低至50℃,保温1h,然后自然冷却至常温,静置8h,再将红心薯温度加热至95℃,保温1h,将温度降低至50℃,用微波加热至100℃,保温10min,降低至常温备用;所述微波功率500W;
(3)原料菌种活化
将步骤(1)的熟化粉中加入发酵菌、鱼粉、有机酸混合均匀,调节混合物的含水量为95%,在25℃下搅拌10min,在30℃下发酵10h,每隔2h搅拌10min;所述搅拌速率为70r/min;
(4)原料发酵
将上一步骤中的发酵产物和步骤(2)中处理过的红薯颗粒混合,搅拌成糊,在30℃下发酵5h;
(5)原料破壁
将上一步得到的发酵产物放置到冷冻室中,将温度降低至-35℃,冷藏30min,将温度升高至-15℃,冷藏8h,取出常温解冻,用超声波处理15min即可;所述温度降低速度为10℃/min;所述超声波功率为300W;
(6)凉粉成型
将上一步骤的产物与海藻酸钠、多糖混合均匀,在混合后的糊状物中加入水,静置1min后,加热至75℃,保温3min出现透明胶状物之后,停止加热,倒入模具中即可;所述糊状物与水的质量比为1:3。
实施例2
一种消暑红心薯凉粉,由以下质量份的原料制备而成:
红心薯80份、燕麦粉15份、藜麦20份、山药粉15份、海藻酸钠8份、发酵菌5份、鱼粉8份、有机酸3份、多糖5份;所述燕麦粉的粒度为0.8mm;所述山药粉的粒度为0.8mm;所述发酵菌由质量比为1:1的嗜酸乳杆菌和保加利亚乳杆菌混合而成;所述有机酸为柠檬酸;所述多糖由质量比为1:2:1:的白芨多糖、红枣多糖、牛膝多糖混合而成。
本实施例所述的消暑红心薯凉粉,制备方法如下:
(1)原料准备
将红心薯清洗干净,沥干水分,加工成粒度12mm的颗粒备用;将燕麦粉、藜麦、山药粉混合均匀,调节其含水量为95%,在60℃下浸泡50min,然后在120℃下蒸3h,待温度降低至常温得到熟化粉备用;
(2)红心薯处理
将红心薯颗粒在120℃下蒸50-80min,将温度降低至60℃,保温2h,然后自然冷却至常温,静置12h,再将红心薯温度加热至105℃,保温2h,将温度降低至60℃,用微波加热至110℃,保温20min,降低至常温备用;所述微波功率600W;
(3)原料菌种活化
将步骤(1)的熟化粉中加入发酵菌、鱼粉、有机酸混合均匀,调节混合物的含水量为98%,在25-28℃下搅拌15min,在32℃下发酵15h,每隔2h搅拌15min;所述搅拌速率为80r/min;
(4)原料发酵
将上一步骤中的发酵产物和步骤(2)中处理过的红薯颗粒混合,搅拌成糊,在33℃下发酵8h;
(5)原料破壁
将上一步得到的发酵产物放置到冷冻室中,将温度降低至-35℃,冷藏40min,将温度升高至-15℃,冷藏15h,取出常温解冻,用超声波处理25min即可;所述温度降低速度为10℃/min;所述超声波功率为500W;
(6)凉粉成型
将上一步骤的产物与海藻酸钠、多糖混合均匀,在混合后的糊状物中加入水,静置2min后,加热至85℃,保温5min出现透明胶状物之后,停止加热,倒入模具中即可;所述糊状物与水的质量比为1:3。
实施例3
一种消暑红心薯凉粉,由以下质量份的原料制备而成:
红心薯76份、燕麦粉13份、藜麦17份、山药粉12份、海藻酸钠7份、发酵菌4份、鱼粉7份、有机酸2份、多糖4份;所述燕麦粉的粒度为0.8mm;所述山药粉的粒度为0.3mm;所述发酵菌由质量比为1:1的嗜酸乳杆菌和保加利亚乳杆菌混合而成;所述有机酸为酒石酸;所述多糖由质量比为1:2:1:的白芨多糖、红枣多糖、牛膝多糖混合而成。
本实施例所述的消暑红心薯凉粉,制备方法如下:
(1)原料准备
将红心薯清洗干净,沥干水分,加工成粒度12mm的颗粒备用;将燕麦粉、藜麦、山药粉混合均匀,调节其含水量为85%,在60℃下浸泡30min,然后在120℃下蒸2h,待温度降低至常温得到熟化粉备用;
(2)红心薯处理
将红心薯颗粒在120℃下蒸50min,将温度降低至60℃,保温1h,然后自然冷却至常温,静置12h,再将红心薯温度加热至95℃,保温2h,将温度降低至50℃,用微波加热至110℃,保温10min,降低至常温备用;所述微波功率600W;
(3)原料菌种活化
将步骤(1)的熟化粉中加入发酵菌、鱼粉、有机酸混合均匀,调节混合物的含水量为98%,在25℃下搅拌15min,在30℃下发酵15h,每隔2h搅拌10min;所述搅拌速率为80r/min;
(4)原料发酵
将上一步骤中的发酵产物和步骤(2)中处理过的红薯颗粒混合,搅拌成糊,在33℃下发酵5h;
(5)原料破壁
将上一步得到的发酵产物放置到冷冻室中,将温度降低至-35℃,冷藏40min,将温度升高至-15℃,冷藏8h,取出常温解冻,用超声波处理25min即可;所述温度降低速度为10℃/min;所述超声波功率为300W;
(6)凉粉成型
将上一步骤的产物与海藻酸钠、多糖混合均匀,在混合后的糊状物中加入水,静置2min后,加热至75℃,保温3min出现透明胶状物之后,停止加热,倒入模具中即可;所述糊状物与水的质量比为1:3。
对比例设置:
Figure BDA0002500933780000081
试验例1本发明凉粉的韧性试验
分别按照实施例1-3和对比例1-6制作凉粉,将凉粉制作成长度10cm、宽0.5cm、高0.5cm的细丝,按照夏天食用习惯,将凉粉丝与芝麻油、醋按照质量比10:1:1混合,在35℃下以100r/min的速率搅拌15min,统计细丝断裂数量占总数的比例。
Figure BDA0002500933780000082
Figure BDA0002500933780000091
可以看出,实施例的断裂数量占比低于对比例1-6,本发明凉粉具有更好的韧性,在实际食用中,凉粉不容易碎,具有更好的口感。
试验例2本发明凉粉的生理机能实验
选择30只小鼠,小鼠体重23±0.75g,雌雄各半,随机分为3组。计为空白对照组、肥胖模型组及本发明饲喂组。空白对照组给正常饲料;其余各组均服用肥胖饲料,但是本发明饲喂组在饲喂前喂实施例1的凉粉g。每天饲喂2次,连续饲喂30天,实验结束后测量各组小鼠体重,取小鼠眼球测生理指标。
小鼠体重(g) TC(mmol/L) HDL(mmol/L)
空白对照组 31.31 2.43 1.25
肥胖模型组 34.25 3.81 1.20
本发明饲喂组 30.17 2.58 1.61
可以看出,本发明凉粉有效降低小鼠的体重,降低了小鼠总胆固醇含量,提高了高密度脂蛋白的含量,所以本发明能促进代谢减少体重的增加。

Claims (7)

1.一种消暑红心薯凉粉,其特征在于,由以下质量份的原料制备而成:
红心薯50-80份、燕麦粉10-15份、藜麦15-20份、山药粉8-15份、海藻酸钠5-8份、发酵菌3-5份、鱼粉5-8份、有机酸1-3份、多糖3-5份;所述燕麦粉的粒度为0.3-0.8mm;所述山药粉的粒度为0.3-0.8mm;所述发酵菌由质量比为1:1的嗜酸乳杆菌和保加利亚乳杆菌混合而成;所述有机酸为醋酸、柠檬酸、酒石酸中的一种或多种;所述多糖由质量比为1:2:1:的白芨多糖、红枣多糖、牛膝多糖混合而成。
2.如权利要求1所述的消暑红心薯凉粉,其特征在于,制备方法如下:
(1)原料准备
将红心薯清洗干净,沥干水分,加工成粒度8-12mm的颗粒备用;将燕麦粉、藜麦、山药粉混合均匀,调节其含水量为85-95%,在50-60℃下浸泡30-50min,然后在100-120℃下蒸2-3h,待温度降低至常温得到熟化粉备用;
(2)红心薯处理
将红心薯颗粒在100-120℃下蒸50-80min,将温度降低至50-60℃,保温1-2h,然后自然冷却至常温,静置8-12h,再将红心薯温度加热至95-105℃,保温1-2h,将温度降低至50-60℃,用微波加热至100-110℃,保温10-20min,降低至常温备用;
(3)原料菌种活化
将步骤(1)的熟化粉中加入发酵菌、鱼粉、有机酸混合均匀,调节混合物的含水量为95-98%,在25-28℃下搅拌10-15min,在30-32℃下发酵10-15h,每隔2h搅拌10-15min;
(4)原料发酵
将上一步骤中的发酵产物和步骤(2)中处理过的红薯颗粒混合,搅拌成糊,在30-33℃下发酵5-8h;
(5)原料破壁
将上一步得到的发酵产物放置到冷冻室中,将温度降低至-35℃,冷藏30-40min,将温度升高至-15℃,冷藏8-15h,取出常温解冻,用超声波处理15-25min即可;
(6)凉粉成型
将上一步骤的产物与海藻酸钠、多糖混合均匀,在混合后的糊状物中加入水,静置1-2min后,加热至75-85℃,保温3-5min出现透明胶状物之后,停止加热,倒入模具中即可。
3.根据权利要求2所述的消暑红心薯凉粉的制备方法,其特征在于,步骤(2)中,所述微波功率500-600W。
4.根据权利要求2所述的消暑红心薯凉粉的制备方法,其特征在于,步骤(3)中,所述搅拌速率为70-80r/min。
5.根据权利要求2所述的消暑红心薯凉粉的制备方法,其特征在于,步骤(5)中,所述温度降低速度为10℃/min。
6.根据权利要求2所述的消暑红心薯凉粉的制备方法,其特征在于,步骤(5)中,所述超声波功率为300-500W。
7.根据权利要求2所述的消暑红心薯凉粉的制备方法,其特征在于,步骤(6)中,所述糊状物与水的质量比为1:3。
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