Sherry vinegar is a gourmet vinegar that is made from sherry wine that has been aged in oak barrels. It is a rich, complex vinegar with a sweet and sour flavor that is perfect for enhancing the taste of a wide range of dishes. This vinegar is a popular ingredient in Spanish cuisine, and is often used in salad dressings, marinades, sauces, and soups. It is also a great ingredient for pickling and preserving, and is a popular addition to charcuterie boards.