在蛋糕系统中取代糖并不是一块蛋糕
Thibault Godefroidt1, Isabella M Riley1, Nand Ooms1
1Laboratory of Food Chemistry and Biochemistry and Leuven Food Science and Nutrition Research Centre (LFoRCe), KU Leuven, Leuven, Belgium.
NPJ science of food
|September 27, 2023
概括
成功蛋糕需要了解糖糖的功能. 马尔蒂托和橄果糖提供良好的面团通风,但需要特定的混合物来确保适当的过渡以获得最佳的蛋糕质感.
科学领域:
- 食品科学 食品科学 食品科学
- 材料科学 材料科学 材料科学
- 物理化学 物理化学
背景情况:
- 糖对蛋糕结构至关重要,影响着面团的特性和烤性能.
- 了解糖糖的功能是成功替代制品中的糖的关键.
研究的目的:
- 为了研究糖替代品在蛋糕系统中的功能性.
- 使用各种分析技术,将面团特性与蛋糕质感相关联.
主要方法:
- 时间域为1H的NMR,用于分析料液中的水流动性.
- 差分扫描热度计 (DSC) 和生物聚合物过渡的快速粘度分析 (RVA).
主要成果:
- 液 (BL) 中的水流动性与甜味剂的键相关.
- 马尔蒂托和橄果糖创造了足够的BL体积和低水流动性,类似于砂糖.
- 橄果糖和曼尼托尔表现出粉凝化,蛋白质变性和气体保留问题,影响蛋糕质地.
- 橄果糖和曼尼托尔的混合物可以克服个体缺陷.
结论:
- 有效的砂糖替代品必须提供足够的液,具有较低的水流动性.
- 在烤过程中,粉和蛋白质过渡的适当时间对于蛋糕质感至关重要.
- 甜味剂混合物可以量身定制,以实现所需的蛋糕特性.
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