Wine vinegar is either made from red or white wines. Cooks use vinegar for many purposes such as; pickling, deglazing pans, marinating meats, making sauces and is found in certain desserts.
Red wine vinegar is commonly used in the Mediterranean countries, being a common staple in most French homes. There are several different qualities of red wine vinegar. The longer the wine vinegar matures, the better it is. Most red wines can be matured up to two years.
White wine vinegar is a moderately tangy vinegar that French cooks use to make Hollandaise and Béarnaise sauces, vinaigrettes, soups, and stews. It's also an excellent base for homemade fruit or herb vinegars.