By fermenting musts of wine grapes including Lambrusco, Ancellotta, Trebbiano, Sauvignon and Sgavetta. After cooking over an open flame the extract is innoculated with the ancient "madre" culture Balsamic Vinegar is truly in a class apart from other vinegars. Unlike the sharp tastes we usually associate with vinegar, the balsamics present a rich dark complex of sweetness and mystery. While Balsamic Vinegar lends itself well to a stunning vinaigrette, it may find its highest expression in distinctly un-vinegar-like roles such as a splash on fresh fruit or ice cream. It should come as no surprise that when Balsamic Vinegar was first produced, more than 600 years ago, it was reserved exclusively for the use of the nobility by Ducal fiat. Complex flavor in fine Balsamic Vinegar comes from long and exacting aging in barrels made from a variety of woods including durmast oak, chestnut, ash, cherry and mulberry. Balsamic vinegar makers keep a secret art in the matching and blending of resinous aromatic wooden barrel staves. The filled barrels are placed in the attic for ideal temperatures, hot in Summer, cold in Winter. Over years of aging, the subtle elan of the finest Balsamic emerges.