Situated atop the Reichstag, Käfer Dachgarten-Restaurant offers a cuisine-identity thesis that elevates German regionalism to Michelin-tier heights. The signature marinated saddle of venison is a highlight, served alongside a crisp apple-celery salad and a surprising cream of smoked trout that provides a sophisticated oceanic aroma. Technique is paramount in the veal schnitzel, which is breaded and fried to a perfect, uniform golden hue, resulting in a shatteringly crisp exterior and succulent interior. The braised pigeon ragout demonstrates a deep understanding of slow-cooking, yielding a rich, concentrated flavor balanced by the sweetness of pearl onions and peas. Texture is a constant focus, from the silkiness of caper-infused sauces to the crunch of roasted La Ratte potatoes. Presentation is modern and precise, reflecting the architectural surroundings. Dining here is a sensory exploration of German terroir.