Noch mal!” says Herr Gehring, pouring more beer. “Have another!” My husband and I don’t protest. When in Germany, where we recently spent nearly a year, we do as the Germans do. Is it the beer, or a trick of the Black Forest light? Glinting among the kohlrabi and rhubarb of the Gehrings’ garden we see a magical sight: a bottle of what looks like liquid sunshine.