Lemon grass tea vinegar milky tea and preparation method thereof

The invention discloses a lemon grass tea vinegar milky tea which is prepared from the following raw materials in parts by weight: 100-120 parts of skimmed milk powder, 20-30 parts of white sugar, 10-15 parts of honey, 30-40 parts of broadleaf holly leaf powder, 10-15 parts of lemon-grass, 2-3 parts of boxthorn leaves, 4-5 parts of moutan bark, 7-8 parts of turmeric, 8-10 parts of hawthorn, 4-5 parts of cape jasmine, 2-3 parts of circium japonicum, 3-4 parts of serrate rabdosia herb, 1-2 parts of fructus piperis longi, 20-30 parts of nutrition powder and a defined amount of acetic bacteria. The lemon grass tea vinegar milky tea is prepared by adopting the following steps: fermenting broadleaf holly leaves, lemon grass and Chinese medicinal herbs by using acetic acid bacteria to prepare tea vinegar, and then adding the tea vinegar together with nutrition powder made from oat kernels, water chestnut leaves and barley grass powder into milky tea. The lemon grass tea vinegar milky tea is special in flavor, sour a