Development on the Passion Fruit Maoyanmei Tea

In the study,passion fruit and maoyanmei were used as experimental material,crystal was used as sweetener for distribution,developed the passion fruit maoyanmei tea. According to appearance and colour,flavour and taste,organization condition,the experiment explored the processing process of the maoyanmei extract and the passion fruit maoyanmei tea through single factor experiment,orthogonal test,sensory evaluation. The optimum processing conditions of the maoyanmei extract were obtained as follows:Extraction temperature of 85℃,extraction time of 20 min,maoyanmei and water extraction ration of 0.75:100 g/mL;the optimum ratio of the passion fruit maoyanmei tea were obtained as follows:The maoyanmei extract of 175 mL,passion fruit slurry of 30 mL,crystal of 16%. Under the optimal process parameters,the sensory score was 95±1.0,the content of total acid was 2.9 g/L,the content of total sugar was 8.4% and the aerobic bacterial count was less than 100 CFU/mL,the pathogenic bacteria was not detected in the passion fruit maoyanmei tea.The tea beverage had the flavour of passion fruit and maoyanmei,odourless,and the color is bright orange.