The invention discloses a preparation method of freeze-dried cucumber slices, which comprises the following process steps: 1) freezing: freezing the root cucumber in a cold storage, slicing; 2) preparing the sugar solution: mixing the honey and the black syrup in a mixture, getting the sugar solution; 3) slice after a single needle treatment; 4) vacuum sugar and yellow. The cutting plate was soaked in 1:1 ratio, then the vacuum adsorption treatment was carried out, and the semi-finished product was obtained. 5) step 4) the finished product was obtained by quick freezing, vacuum freeze-drying and microwave sterilization. The invention combines the freeze drying process with the cucumber, using the mixture of honey and black syrup as the sugar solution for vacuum sugar infiltration, in which the black syrup not only gives it excellent health care efficiency, but also has good antioxidant effect. The sugar solution greatly prolongs the fresh-keeping period of cucumber slices after freezing dry, making it unnecessary to add any preservative. The freeze-dried cucumber slice prepared by the invention has certain health care function and can be used as a healthy snack for long term consumption.
【技术实现步骤摘要】
一种冻干黄瓜片的制备方法
本专利技术涉及食品加工领域,特别涉及一种冻干片的制备方法。
技术介绍
黄瓜味甘,甜、性凉、苦、无毒,入脾、胃、大肠;具有除热,利水利尿,清热解毒的功效;主治烦渴,咽喉肿痛,火眼,火烫伤;还有减肥功效。此外,黄瓜还具有美容护肤、清口气益肾脏、排毒防便秘、醒酒防中毒、补充维生素、降脂稳压预防糖尿病、减轻关节炎和通风疼痛等作用。另外,蔬果类即食零食因其携带方便和口味多元化深受人们的喜爱。如何将黄瓜应用到即食零食中,对蔬果类即食零食的推广具有重要意义。
技术实现思路
本专利技术的目的在于现有技术的不足,提供一种冻干黄瓜片的制备方法,其制备得的黄瓜片可即食,且无任何添加剂。本专利技术所采取的技术方案是:一种冻干黄瓜片的制备方法,其包括如下工艺步骤:1)冷冻:将原根黄瓜置于冷藏库冷冻处理30~45min,洗净后消毒处理,再干燥至硬化,待切片;2)配制糖液:将蜂蜜和黑糖浆混合搅拌均匀,控制温度在20~25℃范围内,加入柠檬酸继续搅拌,搅拌时间为10~20min,得糖液;3)切片:将步骤1)所得原根黄瓜去除头部和尾部后切片,再将切片平铺后进行单面针刺处理,得黄瓜切片;4)真空渗糖:将步骤2)所得糖液与步骤3)所得黄瓜切片以1:1比例进行浸泡处理,待黄瓜切片充分浸泡糖液后,进行真空吸附处理,控制真空度为0.2~0.3MPa,吸附时间为30~40min,然后常压静置20~30min,将静置后的柠檬片捞起,自然沥干10~15s糖液后,得半成品;5)将步骤4)所得半成品经速冻、真空冻干、微波杀菌处理,得成品。作为上述方案的进一步改进,步骤1)中所述消毒处理为 ...
【技术保护点】
一种冻干黄瓜片的制备方法,其特征在于,包括如下工艺步骤:1)冷冻:将原根黄瓜置于冷藏库冷冻处理30~45min,洗净后消毒处理,再干燥至硬化,待切片;2)配制糖液:将蜂蜜和黑糖浆混合搅拌均匀,控制温度在20~25℃范围内,加入柠檬酸继续搅拌,搅拌时间为10~20min,得糖液;3)切片:将步骤1)所得原根黄瓜去除头部和尾部后切片,再将切片平铺后进行单面针刺处理,得黄瓜切片;4)真空渗糖:将步骤2)所得糖液与步骤3)所得黄瓜切片以1:1比例进行浸泡处理,待黄瓜切片充分浸泡糖液后,进行真空吸附处理,控制真空度为0.2~0.3MPa,吸附时间为30~40min,然后常压静置20~30min,将静置后的柠檬片捞起,自然沥干10~15s糖液后,得半成品;5)将步骤4)所得半成品经速冻、真空冻干、微波杀菌处理,得成品。
【技术特征摘要】
1.一种冻干黄瓜片的制备方法,其特征在于,包括如下工艺步骤:1)冷冻:将原根黄瓜置于冷藏库冷冻处理30~45min,洗净后消毒处理,再干燥至硬化,待切片;2)配制糖液:将蜂蜜和黑糖浆混合搅拌均匀,控制温度在20~25℃范围内,加入柠檬酸继续搅拌,搅拌时间为10~20min,得糖液;3)切片:将步骤1)所得原根黄瓜去除头部和尾部后切片,再将切片平铺后进行单面针刺处理,得黄瓜切片;4)真空渗糖:将步骤2)所得糖液与步骤3)所得黄瓜切片以1:1比例进行浸泡处理,待黄瓜切片充分浸泡糖液后,进行真空吸附处理,控制真空度为0.2~0.3MPa,吸附时间为30~40min,然后常压静置20~30min,将静置后的柠檬片捞起,自然沥干10~15s糖液后,得半成品;5)将步骤4)所得半成品经速冻、真空冻干、微波杀菌处理,得成品。2.根据权利要求1所得的一种冻干黄瓜片的制备方法,其特征在于:步骤...
【专利技术属性】
技术研发人员:郭觅,陈中元,
申请(专利权)人:佛山市博思通信息技术有限公司,
类型:发明
国别省市:广东,44
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