Influence of Two Frying Methods on the Quality and Flavor of Hairtail

The effects of deep-frying and air-frying on physicochemical characteristics, microstructure, free amino acids, fatty acids and volatile components of hairtail were analyzed. The results showed that under the same frying temperature (190 ℃), with the increasing of the frying time, the moisture conte...

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Main Authors: Yixuan DING, Ting ZHOU, Yueqin LIAO, Huimin LIN, Bin ZHANG, Shanggui DENG, Xiaomin ZHOU
Format: Article
Language:zho
Published: The editorial department of Science and Technology of Food Industry 2022-12-01
Series:Shipin gongye ke-ji
Subjects:
Online Access:http://www.spgykj.com/cn/article/doi/10.13386/j.issn1002-0306.2022030023
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author Yixuan DING
Ting ZHOU
Yueqin LIAO
Huimin LIN
Bin ZHANG
Shanggui DENG
Xiaomin ZHOU
author_facet Yixuan DING
Ting ZHOU
Yueqin LIAO
Huimin LIN
Bin ZHANG
Shanggui DENG
Xiaomin ZHOU
author_sort Yixuan DING
collection DOAJ
description The effects of deep-frying and air-frying on physicochemical characteristics, microstructure, free amino acids, fatty acids and volatile components of hairtail were analyzed. The results showed that under the same frying temperature (190 ℃), with the increasing of the frying time, the moisture content and production rate of hairtail decreased, but hardness and chewiness increased. The redness of deep-frying hairtail improved significantly, but brightness decreased. The skin of air-frying hairtail was kept intact and there was no significant change in the brightness (P>0.05). Combining sensory assessment and physicochemical characteristics, under 190 ℃ deep-frying for 7 min and the air-frying for 24 min were selected. Further researchs found that the myofiber bundle gap in deep-frying hairtail was large and fractured, but the air-frying hairtail was closely arranged and orderly. The ratio of essential amino acid to total amino acid in air-frying hairtail was up to 45.41%, which belonged to high quality protein, while deep-frying samples was less than 40%. The eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) of air-frying hairtail were significantly higher than that of deep-frying sample (P<0.05). The content and species of volatile flavor substances in the hairtail differed to different degrees. To sum up, there were some differences in the quality and flavor between air-frying and deep-frying hairtail, which would provide a theoretical reference for the processing method of fried hairtail.
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spelling doaj.art-61b4a186b42548c0b35163eb5a5a1c672022-12-22T02:56:52ZzhoThe editorial department of Science and Technology of Food IndustryShipin gongye ke-ji1002-03062022-12-01432424425310.13386/j.issn1002-0306.20220300232022030023-24Influence of Two Frying Methods on the Quality and Flavor of HairtailYixuan DING0Ting ZHOU1Yueqin LIAO2Huimin LIN3Bin ZHANG4Shanggui DENG5Xiaomin ZHOU6College of Food and Pharmacy, Zhejiang Ocean University, Zhoushan 316022, ChinaCollege of Food and Pharmacy, Zhejiang Ocean University, Zhoushan 316022, ChinaCollege of Food and Pharmacy, Zhejiang Ocean University, Zhoushan 316022, ChinaCollege of Food and Pharmacy, Zhejiang Ocean University, Zhoushan 316022, ChinaCollege of Food and Pharmacy, Zhejiang Ocean University, Zhoushan 316022, ChinaCollege of Food and Pharmacy, Zhejiang Ocean University, Zhoushan 316022, ChinaZhejiang Xingye Group Co., Ltd., Zhoushan 316022, ChinaThe effects of deep-frying and air-frying on physicochemical characteristics, microstructure, free amino acids, fatty acids and volatile components of hairtail were analyzed. The results showed that under the same frying temperature (190 ℃), with the increasing of the frying time, the moisture content and production rate of hairtail decreased, but hardness and chewiness increased. The redness of deep-frying hairtail improved significantly, but brightness decreased. The skin of air-frying hairtail was kept intact and there was no significant change in the brightness (P>0.05). Combining sensory assessment and physicochemical characteristics, under 190 ℃ deep-frying for 7 min and the air-frying for 24 min were selected. Further researchs found that the myofiber bundle gap in deep-frying hairtail was large and fractured, but the air-frying hairtail was closely arranged and orderly. The ratio of essential amino acid to total amino acid in air-frying hairtail was up to 45.41%, which belonged to high quality protein, while deep-frying samples was less than 40%. The eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) of air-frying hairtail were significantly higher than that of deep-frying sample (P<0.05). The content and species of volatile flavor substances in the hairtail differed to different degrees. To sum up, there were some differences in the quality and flavor between air-frying and deep-frying hairtail, which would provide a theoretical reference for the processing method of fried hairtail.http://www.spgykj.com/cn/article/doi/10.13386/j.issn1002-0306.2022030023hairtaildeep friedair friedmicrostructurequalityvolatile flavor substances
spellingShingle Yixuan DING
Ting ZHOU
Yueqin LIAO
Huimin LIN
Bin ZHANG
Shanggui DENG
Xiaomin ZHOU
Influence of Two Frying Methods on the Quality and Flavor of Hairtail
Shipin gongye ke-ji
hairtail
deep fried
air fried
microstructure
quality
volatile flavor substances
title Influence of Two Frying Methods on the Quality and Flavor of Hairtail
title_full Influence of Two Frying Methods on the Quality and Flavor of Hairtail
title_fullStr Influence of Two Frying Methods on the Quality and Flavor of Hairtail
title_full_unstemmed Influence of Two Frying Methods on the Quality and Flavor of Hairtail
title_short Influence of Two Frying Methods on the Quality and Flavor of Hairtail
title_sort influence of two frying methods on the quality and flavor of hairtail
topic hairtail
deep fried
air fried
microstructure
quality
volatile flavor substances
url http://www.spgykj.com/cn/article/doi/10.13386/j.issn1002-0306.2022030023
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