In contrast to Barbera Gallina, where the grapes come from the Alba region, the grapes for Barbera Superiore Bionzo come from the Asti region. The wines that come from this region are a bit more complex and fruity than those from Alba. Derr Bionzo matures for 16 months in new barriques. Color: deep ruby, with a touch of violet. Fragrance: complex, Berren cassis, vanilla. Taste: great structure, racy acidity and soft tannins.