Ingredients:
1 oz. Campari
1 oz. Tequila Don Julio Reposado
1 oz. Sweet Vermouth
12 oz. Radeberger pilsner

Method: Combine Campari, Tequila Don Julio Reposado, and vermouth in a shaker. Once shaken, pour over ice in a tall glass, add beer, and stir to combine.