WILD BEER IDUNA CRU (APPLE BRANDY BARREL AGED SAISON) January 23, 2019Beers A-Zimperial saison, WILD BEER CO.John Fortunato On tap at Ambulance, complex apple-buttered champagne yeast picks up white wine tannins, tartly citric saison fruiting and musky earthen funk for brandy-sweetened sour ale. Lemony white peppering spices up apple brandy template as well.