The invention provides a cordyceps militaris mixed alcoholic drink and a preparation method thereof. The cordyceps militaris mixed alcoholic drink consists of the following components in parts by weight: 92-98 parts of Baijiu, 1-5 parts of sugar, 4-8 parts of cordyceps militaris, 3-5 parts of an adjuvant component and 0-0.5 parts of a blending agent, wherein the adjuvant component includes one or more of fruits of Chinese wolfberry, bulbus lilii, black sesames, rhizoma polygonati, black beans, fructus mori and radix polygonati officinalis. The alcoholic drink disclosed by the invention, as good health care wine capable of conditioning healthy qi of human body, is golden in color, harmonious and intense in aroma, soft in taste and sweet and refreshing in aftertaste, and the alcoholic drink is effective on clearing lung, nourishing kidney and regulating qi activity as being taken for a long time.