A dark, top fermented German beer from the Düsseldorf area with a very high bitterness level. 'Alt' in German means 'old' and denotes that the beer is brewed in the old method of top fermentation.
Brews (23 litres) 40 pints.
Colour; dark brown. Bitterness; very high (EBU 45 - 50). A.b.v. 4.5 - 4.8%