食品科学
水分
微生物
月桂酸
污染
淀粉
化学
酵母
模具
含水量
保质期
制浆造纸工业
环境科学
细菌
生物
植物
工程类
生物化学
脂肪酸
岩土工程
遗传学
有机化学
生态学
作者
O.S. Rudenko,А.Е. Bazhenova
出处
期刊:Tovaroved prodovolstvennykh tovarov (Commodity specialist of food products)
日期:2022-04-30
卷期号: (5): 355-357
标识
DOI:10.33920/igt-01-2205-18
摘要
The moisture content in confectionery products influences the processes of microbiological changes. A high mass fraction of moisture (more than 20%) in cakes predetermines the presence of a favorable environment for the development of all types of microorganisms. Studies of potential sources of microbiological contamination of products and identification of the microorganism type make it possible to identify the source of its origin. So, in the test sample of the cake, the presence of a yeast strain of the Cystobasidium slooffiae species was detected, which indicates violations of sanitary and hygienic production. The issues of increasing the shelf life are especially relevant for confectionery products with intermediate moisture content (from 10 to 20%). The use of modified E1442 starch in the filling made it possible to reduce the content of yeast and mold during storage of gingerbread by 2–3 times compared to E1422 starch. For low moisture confectionery, when using lauric-type cocoa butter substitutes, there is a risk of a soapy taste due to the formation of free lauric acid under the action of lipolytic enzymes.
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