摘要
目的:研究不同因素对搅拌型板栗黄桃茉莉花酸奶品质的影响,以确定其最佳工艺条件。方法:以板栗、黄桃、茉莉花、白砂糖为主要原料,通过单因素试验和响应面分析法优化,以得到板栗黄桃茉莉花酸奶感官得分最佳的工艺条件。结果:对搅拌型板栗黄桃茉莉花酸奶感官得分影响作用大小顺序为:茉莉花>黄桃>板栗浆液,最佳工艺条件为加糖量8%、接种量4%、板栗浆液添加量7.96%、黄桃添加量6.13%、茉莉花添加量0.49%、发酵温度42℃、发酵时间6 h。结论:该条件下得到的酸奶香气浓厚、细腻柔和,酸甜可口,颗粒明显可见,组织状态均一。
Objective:To optimize the conditions on the quality of stirring chestnut yellow peach jasmine(SCYPJ) yoghurt. Methods: By using chestnut, yellow peach, jasmine and white sugar as main raw materials, the sensory scores of SCYPJ yoghurt were optimized by single factor test and response surface analysis. Results: The order of effect on sensory score of SCYPJ yoghurt was: jasmine>yellow peach>chestnut. The optimum technological conditions were 8% sugar, 4% inoculation, 7.96% chestnut, 6.13% yellow peach, 0.49% jasmine, and fermented at 42 ℃ for 6 h. Conclusion: Under the above condition in our work, the obtained yogurt was strongly aromatic, delicate and soft, sweet and sour taste, obvious granules and homogeneous tissue state.
引文
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