Mustard (condiment) glucosinolates in mustard plant varieties, and the different isothiocyanates that are produced, make different flavors and intensities. Prepared mustard condiment may also have ingredients giving salty, sour (vinegar), and sweet flavors. Turmeric is often added to commercially prepared mustards, mainly to give them a yellow color. Prepared mustard is sold in glass jars, plastic bottles, or metal squeeze tubes. Because of its antibacterial properties, mustard does not require refrigeration for safety; it will not grow mold, mildew, or harmful bacteria. Mustard can last indefinitely without becoming inedible or harmful, though it may dry out, lose flavor, or brown from oxidation.
Cooking with alcohol are beer grilled chicken and bratwursts boiled in beer. Adding beer, instead of water, to chili during cooking is popular. An overnight marinade of chicken, pork or beef in beer and spices is another example. Specialist cooking wines, liqueurs, vermouths and eaux de vie are widely used by professional chefs to enhance flavour in traditional and modern dishes. These are specially created to be an ingredient in cooking, not a beverage. As well as offering value for money, they have a longer shelf life which avoids wastage. The addition of specialist cooking wines, liqueurs and vermouths adds flavour to finished