Cocktail onion recipes also call for the onions to be packed in white vermouth as well as vinegar. Generally, the onion retains a slightly crunchy texture through the brining process, which can add a different mouthfeel to the drinking experience. Since the cocktail onion is made from a sweet onion, it is unlikely to upset the digestion with a sulfurous or eye-watering taste, although some cultures use more pungent onions as cocktail garnishes. While not as widely used as more common garnishes such as olives or lemon twists, the cocktail onion is the signature garnish of the Gibson, which consists of a
Vermouth wine is produced by vermouth manufacturers. The wine may be aged for a short while before the addition of other ingredients. For sweet vermouths, sugar syrup is added before the wine is fortified with extra alcohol. The added alcohol is usually a neutral grape spirit, but may also come from vegetable sources such as sugar beets. The wine is then placed in large barrels or tanks to which the dry ingredients have already been added. The mixture is stirred at intervals until the dry ingredients have been absorbed and the drink is ready for bottling. Caramel color is added to