Festbier Ält, that's what we think it is. BUT, don't take us too seriously Ingredients: Grain: Golden Promise, Acidulated Malt. Hops: Hallertau Mittelfrüh (5Kg) at 60', whirlpool & DH. Yeast: The working horse "house" yeast. Fermentation Temperature: 20 till 22C. One and a half months "sleeping" at 1C.