Title: Effects of Baking Time for Improving Aroma on the Quality of Congou Black Tea
Abstract: In order to improve the sweet flavor of congou black tea,the primary congou black tea,which was made from the summer fresh tea leaves picked in Shandong province,had been baked at 70℃ for different time.The effect of baking time on their quality was estimated by sensory evaluation,biochemical compositions determination and aroma analysis.The results showed that the baking time could affect the types and concentration of aroma as well as the liquor color,the taste of congou black tea.The sensory quality of congou black tea which was baked for 1.0 ~ 1.5 h at the temperature of 70℃,was better.There was different effect of baking time on different types of biochemical compounds.Baking 1h resulted in the high content of biochemical compounds which were beneficial to the quality of congou black tea.As the baking time increased,the types,contents and ratio of aroma compounds of congou black tea changed,which could the reason why the different baking time made different aroma of congou black tea.
Publication Year: 2012
Publication Date: 2012-01-01
Language: en
Type: article
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Cited By Count: 1
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