Francobolli Series White Balsamic VinegarDescription Tasting Notes Condimento Balsamico IGP Bianco 8. 5 fl oz. Trebbiano grapes Modena, Emilia Romagna Italy Made from sweet Trebbiano grape must that is reduced to a delicate golden color, then transferred to oak barrels previously acidified by a mother vinegar. The barrels are then tightly sealed to avoid oxidation and discoloration of the vinegar and left to acidify and ferment for 4 years. The result is a vinegar with deep golden hues, rich