Hacker-Pschorr describes this beer:

Since the tradition of Munich Oktoberfest in 1810, the superb quality and rich flavor of Hacker-Pschorr's "marzen"brewing style has grown to worldwide acclaim-Bavarian barley slow roasted, caramelized to a rich, red-amber flavor,combined with the purest spring waters of the alps, exclusive yeast, and the finest Hallertau hops. Enjoy the authentic beer of Oktoberfest, Hacker-Pschorr Marzen-Amber (seasonally labeled).