Preparation method of oiltea camellia scented tea and oiltea camellia scented tea prepared thereby

Abstract

The invention provides a preparation method of oiltea camellia scented tea and the oiltea camellia scented tea prepared thereby. The oiltea camelliascented tea prepared by the method has a specific fragrant flavor of oiltea camellia, is visible in complete oiltea camellia flowers, and has perfect combination of color, shape, aroma and taste. The preparation method comprises the steps of S1, picking fresh oiltea camellia flowers; S2, adopting a saccharose solution to spray the oiltea camellia flowers, and air-drying until the oiltea camellia flowers are dry; S3, flat laying the oiltea camellia flowers on a plate with a drying agent paved thereon; S4, putting the oiltea camellia flowers into a vacuum drying oven for drying; S5, closing a temperature controller and a vacuum pump, and cooling to obtain the dried oiltea camellia scented tea. According to the preparation method provided by the invention, on the basis of effectively drying the scented tea, the loss of nutritional ingredients is effectively reduced, the nutritional ingredients in the oiltea camellia flowers is reserved maximally, foreign flavor is removed, the aroma is improved, and the taste and the eating effect are improved. According to the oiltea camellia scented tea obtained by the preparation method provided by the invention, the flowers has perfect combination of color, shape, aroma and taste, and the economic value of a product is improved.

Description

technical field [0001] The invention belongs to the technical field of camellia oleifera and relates to a preparation method of camellia oleifera and the prepared camellia oleifera. Background technique [0002] Camellia oleifera is a general term for trees with a high seed oil content and a certain cultivation area in the Theaceae (Theaceae) Camellia plant. It is also known as the world's four major woody oil plants together with coconut, oil palm, and olive. Chinese tallow, walnut and Chinese tallow are also known as my country's four major woody oil plants, and have a history of cultivation and utilization for more than 2,000 years. Among them, the utilization of Camellia oleifera has a long history. The medicinal value of Camellia oleifera was first seen in Li Shizhen's "Compendium of Materia Medica" in the Ming Dynasty, and in the year of Ding Chou (757) of Qianlong in the Qing Dynasty, the famous doctor Wu Yiluo's "Materia Medica Congxin" volume 9 has been described in...

AI Technical Summary

Problems solved by technology

The active ingredient of the product obtained by the existing Camellia oleifera tea production process is reduced, the tea color is dark and dry, and the appearance is relatively poor

The reason is mainly that the currently marketed scented teas are made using a similar tea-leaf frying process or directly drying the flowers in the air after falling off. These preparation processes tend to reduce the content of active ingredients, such as excessive oxidation of tea polyphenols and total flavonoids On the other hand, pigments and metal elements undergo rapid biochemical reactions at high temperatures, resulting in dark or rusty colors, poor taste, loss of aroma, and unsightly appearance

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