Gluten-Free is on the menu, but the same kitchen also prepares what you avoid, so cross-contamination is possible. Tell staff what you react to, and ask how your dish is prepared before you order.
The destination restaurant beside the Peter und Paul wildlife park on the Rosenberg, where the coeliac society's guide records that all sauces, soups and most dishes are gluten-free and a fryer is reserved for gluten-free food. Seasonal, regional cooking with game from the park in autumn.