Radix puerariae compound wine and preparation method thereof

The invention provides radix puerariae compound wine and a preparation method thereof. The radix puerariae compound wine comprises base wine, a radix puerariae extracting solution, radix puerariae fermentation liquor, ascorbic acid, potassium citrate and stevioside, and the content of total flavonoids in the radix puerariae extracting solution is 20-2000 mg/L. The base liquor is at least one of fermented liquor, distilled liquor and edible alcohol; based on 100 parts by weight of the base wine, the base wine contains 40-95 parts by weight of ethanol. The preparation method comprises the step of mixing the base wine, the radix puerariae extracting solution, the radix puerariae fermentation solution, the ascorbic acid, the potassium citrate and the stevioside. The radix puerariae extracting solution is obtained by contacting radix puerariae with a solvent and then filtering out insoluble substances. The radix puerariae compound wine is high in flavone content, bright in color and luster, good in taste and capab