Weingut Oster produces Riesling in the Mosel, Germany's most celebrated region for the variety. The Mosel's steep slate vineyards and cool continental climate create the conditions for Riesling to develop its signature balance of fruit, acidity, and mineral character. Der Riesling Trocken, the winery's flagship, is a dry expression of the grape—a style that has gained prominence in the region as producers explore Riesling's range beyond the off-dry and sweet traditions. The wine has been assessed by major international critics including Wine Advocate, Falstaff, Wine Spectator, Wine Enthusiast, and Decanter. Riesling from the Mosel typically shows citrus and stone fruit notes with a crystalline texture, and the region's terroir imparts a distinctive flinty minerality. Weingut Oster's focus on this single varietal reflects the Mosel's identity as a place where Riesling reaches its fullest expression.