真空糖制雪莲果的工艺优化
Academic Periodical of Farm Products Processing(2012)
Abstract
以雪莲果块根为原料,研究了护色、热烫、硬化、糖浓度、果胶和柠檬酸的添加量、真空度、抽空时间、抽空温度、烘制温度等因素对果脯品质的影响.通过试验得到适宜的工艺条件为:柠檬酸护色液0.5%,热烫时间2 min,氯化钙硬化液0.3%,糖质量分数60%,果胶0.25%+柠檬酸0.2%,真空度0.06 MPa,抽空时间20 min,抽空温度60℃,并在60℃下烘制24h.该工艺条件下制作的产品质量好.
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Key words
preserved frui,vacuum infiltrates the sugar,processing technology,yacon
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