Alsace is famous for its blend of France and Germany. The Alsatians consider themselves French but only up to a certain point. In the area of food, they pick what they like but do not accept everything French.
You'll need something quenching to wash down overcooked turkey, something with a hint of sweetness so it won't taste bitter with the side dishes, something tart enough to cut their sweetness, and something friendly that everybody will love.