酶解菠萝蜜种子淀粉制备油脂模拟品的研究

Preparation of Fat Substitute Using Enzymatic Denatured Jackfruit Seed Starch

以菠萝蜜种子淀粉为原料制备油脂模拟品,在单因素的基础上,采用响应面方法优化菠萝蜜种子淀粉油脂模拟品的制备工艺。结果表明,最佳制备工艺为:淀粉浓度为15.11%,酶用量为0.14%,酶解时间为17.10 min,酶解温度为50.10℃,在此工艺条件下制备的油脂模拟品的DE值为4.38;并确定了该油脂模拟品的糊化温度为80℃和糊化时间为10 min。

Jackfruit seed starch was used to prepare fat substitute. Optimization preparation of jackfruit seed starch fat substitute was carried out by the response surface method based on single factor experiments. The optimized conditions were starch concentration 15.11%, enzyme dosage 0.14%, hydrolysis time 17.10 min and hydrolysis temperature 50.10 ℃. The DE value of fat substitute was 4.38. The pasting temperature was 80 ℃ and pasting time was 10 min.