The invention discloses
rose flower beer and a preparation method thereof. The preparation method of the
rose flower beer comprises the steps of extracting dried rose flowers to obtain
rose flower extract, crushing
barley malt, carrying out gelatinization on purple sweet potatoes to obtain gelatinized mash, saccharifying the
barley malt and the gelatinized mash, filtering sweet mash and washing atrough to obtain wort, boiling the wort,
sizing the wort and carrying out
cyclotron precipitation, cooling and oxygenating, inoculating, fermenting and carrying out
cold storage, filtering, filling and sterilizing. The rose flower beer is prepared by taking the purple sweet potatoes as one of the raw materials, thus obtaining the
nutrient components of the purple sweet potatoes and the appearancewith bright color. The rose flower extract is added in the boiling stage of the wort, the effective components in the dried rose flowers are enabled to be dissolved by boiling at high temperature, androse flower
cell liquid is added in a
filtration stage, so that the efficient utilization of the rose flower
cell liquid is realized, the excellent
flavor and
efficacy of the rose flower beer are ensured, and the
flavor and quality of the final beer product are ensured. The obtained rose flower beer product has good efficiency, has the nutritional and health care functions of the purple sweet potatoes and the rose flowers, and has the effects of moisturizing
skin, maintaining beauty and keeping young, and the like.