The invention discloses desert mulberry leaf tea, which is prepared by the following steps of: collecting fresh desert mulberry leaves, cleaning, dehydrating, spreading and airing for withering, cutting the leaves, killing under sweltering condition, performing heat rolling, and baking; piling, spreading and airing; performing instantaneous aroma extraction; spreading, airing, bagging, and warehousing for returning aroma; and mixing, sieving, packaging, inspecting and warehousing. The making process is reasonable and effective; the tea has good shape, color and taste; the liquor color of the tea is yellow green; the nutrients of the mulberry leaves and the activity of active ingredients are protected to the greatest extent; the bitter and acerbity of organic acid in the mulberry leaves are removed; the tea has conditioning effects of dispelling wind and clearing heat, clearing liver and improving vision, reducing blood sugar, blood cholesterol and blood pressure, expelling toxin and beautifying skin, regulating adrenal gland and the like; the tea does not contain theophylline, so the problem that patients suffering from stomach illness and insomnia are not suitable for drinking tea is solved; moreover, the product is nontoxic and safe and suitable for long-term use, meets requirements of different consumption levels, and has wide promotion and application prospect.