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.
Murri (condiment) Murri (condiment) Murrī or Almorí (in Andalusia) was a condiment made of fermented barley or fish used in medieval Byzantine and Arab cuisine. There are two kinds of murrī, the more usual kind made using fermented barley, with a less common version made from fish (see garum). Almost every substantial dish in medieval Arab cuisine used murrī in small quantities. It could be used as a substitute for salt or sumac, and has been compared to soy sauce by Rudolf Grewe, Charles Perry, and others due to its high monosodium glutamate content and resultant umami flavor. Originally a Byzantine condiment,