Vinegar variety is a broad term that encompasses many different types of vinegar. BALSAMIC vinegar is an 8-letter variety made from grape must, which is the juice of freshly pressed grapes. Malt vinegar is a 4-letter variety made from malted barley, which is barley that has been allowed to germinate and then dried. Alegar is a 6-letter variety made from fermented apple cider. All three of these vinegars are popular in cooking and can be used to add flavor to a variety of dishes.