Sherry Vinegars... Olé! March 10, 2023 0 49 Sherry Vinegars... Olé! Vinegars of Jerez You already know some of our favorite wines from Spain — the Vinos de Jerez (Sherry wines) — but in the beautiful town of Cádiz there is another product that enchants us: Sherry vinegar. Vinegar is a word that comes from the French "vin aigre" (sour wine); it is a product obtained by the action of acetic acid bacteria on an aqueous alcoholic solution. And although vinegar can be produced from any food that ferments alcohol (apple, beet, ...