自发发酵的沙拉米斯的微生物动力学和质量特征是通过用梨肉质取代猪脂而产生的
Giuliana Garofalo1, Marialetizia Ponte1, Gabriele Busetta1
1Department of Agricultural, Food and Forest Sciences, University of Palermo, Viale delle Scienze, Bldg. 5, 90128, Palermo, Italy.
Food microbiology
|June 5, 2024
概括
梨肉质 (AVP) 成功取代了沙拉里的猪脂肪,创造了更健康的发酵肉制品. 10%的AVP替代产生了最好的感官结果,这表明一种可行的策略,更健康的沙利米生产.
科学领域:
- 食品科学 食品科学 食品科学
- 微生物学 微生物学
- 肉类技术 肉类技术
背景情况:
- 传统上,像沙拉米这样的发酵肉制品依赖于猪肉脂肪.
- 越来越多的人对更健康的肉类替代品和食品生产中的新材料的需求正在增加.
研究的目的:
- 开发一种更健康的发酵肉制品,通过用肉中的梨肉质 (AVP) 代替猪脂.
- 评估AVP替代对沙拉米微生物组成,脂肪酸概况,挥发性化合物和感觉特征的影响.
主要方法:
- 部分 (10-AVP) 和全部 (20-AVP) 猪脂肪用AVP替代的沙拉米生产;控制 (CTR) 没有AVP.
- 在20天内使用培养依赖和独立 (Illumina) 方法进行微生物群体分析.
- 脂肪酸组成和挥发性有机化合物分析通过气相色谱-质谱法 (GC-MS).
主要成果:
- 主要的微生物包括乳酸细菌,凝结酶阴性葡萄球菌和酵母菌.
- 在所有样本中,Leuconostocs是占主导地位的分类组 (31.26-59.12% RA).
- 替代AVP增加了单不和脂肪酸和烯,同时减少了和脂肪酸和脂质氧化产物.
- 10-AVP香肠获得了最高的整体感官满意度评分.
结论:
- 用梨肉质 (10-AVP) 部分替代猪脂是一种可行的策略,可以生产更健康的沙拉.
- 梨肉质对发酵肉制品的营养特征和感官属性产生积极影响.
- 这种方法提供了一种新的方式,通过更健康的选择来使肉类产品市场多样化.
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