毛尖茶汤对饺子皮特性的影响研究

    EFFECT OF TEA INFUSION OF MAOJIAN ON THE CHARACTERISTICS OF DUMPLING WRAPPER

    • 摘要: 为了研究信阳毛尖茶汤对饺子皮特性的影响,利用响应面分析法优化茶汤浓度、茶汤调粉温度、NaCl及β-环糊精在饺子皮中的添加量。在考察各因素对饺子皮感官指标、裂开率、儿茶素含量等影响的基础上,以感官评价结果为最终评价指标,利用Box-Beheken响应面分析法确定4种因素的最佳组合。通过单因素试验,考察了茶汤浓度(10.00%、5.00%、3.33%、2.50%和2.00%),茶汤调粉温度(20℃、30℃、40℃和50℃),NaCl添加量(0.5%、1.0%、1.5%和 2.0%)和β-环糊精添加量(0.04%、0.07%、0.10%和0.13%)对饺子皮特性的影响。单因素试验结果为,优选茶汤浓度为2.50%~5.00%,茶汤调粉温度为20℃~40℃,NaCl添加量为0.5%~1.5%和β-环糊精添加量为0.04%~0.1%。响应面结果表明,茶汤饺子皮的最佳配方是:茶汤浓度4.00%、茶汤调粉温度25℃、NaCl添加量1.5%和β-环糊精添加量0.06%,此时的毛尖饺子皮的感官评分较高为76分,儿茶素含量为1.45 μg/mL,裂开率较低,且具有茶香。

       

      Abstract: In order to investigate the effects of the tea infusion of Maojian on the characteristics of dumpling wrapper,the concentration of tea infusion (10.00%,5.00%,3.33%,2.50% and 2.00%),tea infusion temperature (20℃,30℃,40℃ and 50℃),the addition amount of NaCl (0.5%,1.0%,1.5% and 2.0%) and β-cyclodextrin (0.04%,0.07%,0.10% and 0.13%) were optimized by Box-Beheken response surface methodology (BBRSM) method based on the single factor experiments with sensory evaluation as evaluation index..The results of single factor experiments showed that the optimal concentration of tea infusion was ranging from 2.44 to 4.76,tea infusion temperature from 20℃ to 40℃,and the addition amount of NaCl and β-cyclodextrin from 0.5% to 1.5% and 0.04% to 0.1%,respectively.The results of BBRSM showed that the optimal formula of tea infusion dumpling wrapper was as follows:the concentration of tea infusion of 4.0%,tea infusion temperature of 25℃,and the addition amount of NaCl of 1.5% and β-cyclodextrin of 0.07%(by weight of power).Under the optimum conditions,the afforded dumpling wrapper had higger sensory evaluation scorce (76) and lower splitting rate,and the catechin content reached to 1.45 μg/mL.

       

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