High-temperature mother yeast of Daqu and production method of high-temperature mother yeast

The invention discloses a high-temperature mother yeast of Daqu and a production method thereof, and relates to the technical field of wine brewing. The invention relates to a production method of high-temperature mother yeast of Daqu. The production method comprises the following steps: selecting mother yeast, wetting wheat and making yeast, stacking and fermenting, and discharging from a warehouse and storing. The method can enhance the activity of functional microorganisms of the mother koji to obtain the mother koji with prominent Maotai flavor and obvious compound flavor, can effectively enhance the performance of the high-temperature yeast and improve the quality of the yeast when being used for making the high-temperature yeast, and is finally beneficial to brewing high-quality white spirit. The high-temperature mother yeast for making hard liquor is prepared by the production method, and is outstanding in sauce flavor, obvious in compound flavor and excellent in quality. 本申请公开了一种高温大曲母曲及其生产方法，涉及酿酒技术领域。