"Bianco Frizzante... naturalmente" Jeroboam is a semi-sparkling wine by Coste Piane, an artisan and small winery from Valdobbiadene. It owes its creamy effervescence to the refermentation in the bottle according to the ancestral method and presents itself with a delicate and veiled straw yellow garment for the suspension of yeasts: to the nose it is fragrant and fruity, but it reveals its strength to the sip, resulting refreshing and thirst quenching