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  • 标题:Physicochemical characterization of shortenings recommended for application in cookie filling
  • 本地全文:下载
  • 作者:Thais Lomonaco Teodoro da Silva ; Gabriel Deschamps Fernandes ; Lisandro Pavie Cardoso
  • 期刊名称:Revista Brasileira de Pesquisa em Alimentos
  • 印刷版ISSN:2179-3174
  • 电子版ISSN:2236-6563
  • 出版年度:2019
  • 卷号:10
  • 期号:2
  • 页码:29-49
  • DOI:10.3895/rebrapa.v10n2.8899
  • 出版社:Universidade Tecnológia Federal do Paraná
  • 摘要:Shortening is the commercial name given to a continuous-phase fat used in fried foods, baked goods, fillings, and other. This study aimed to evaluate commercial shortenings for cookie filling, assessing how these samples are composed in face of the new nutritional changes in the area and attempting to devise a technological profile of these fats for a further development of zero trans and low saturated bases. Six samples of shortenings for filling were evaluated regarding their composition in fatty acids, solid fat content, melting point, crystallization isotherms, thermal behavior, texture, and polymorphism. We observed there are still samples with high trans fat content in the market, but there are also samples low on these fatty acids; however, a direct exchange for saturated fatty acids (mainly palmitic acid) was verified. Shortenings for cookie filling should both have a palmitic acid content ~40%; SFC between 15-25% at process temperature; melting range between 35-55°C, with melting point from 42 to 46°C; average crystalline diameter of spherulite crystals between 12-15µm; Beta-polymorphic, and consistency and adhesion between 4000-1000 gF/cm² and 70-20 gF.s, respectively.
  • 关键词:shortenings;fillings;crystallization;trans fatty acids;saturated fatty acids.
  • 其他关键词:shortenings;fillings;crystallization;trans fatty acids;saturated fatty acids
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