Mustard (condiment) The second element comes also from Latin "ardens", (hot, flaming). It was first attested in English in the late 13th century, though it was found as a surname a century earlier. Archeological excavations in the Indus Valley (Indian Subcontinent) have revealed that mustard was cultivated there. That civilization existed until about 1800 BC. The Romans were probably the first to experiment with the preparation of mustard as a condiment. They mixed unfermented grape juice (the must) with ground mustard seeds (called "sinapis") to make "burning must", "mustum ardens" — hence "". A recipe for mustard appears in "De re coquinaria",
Cooking The formation of a relatively rigid but flexible matrix from egg white provides an important component in baking cakes, and also underpins many desserts based on meringue. Cooking often involves water, frequently present in other liquids, which is both added in order to immerse the substances being cooked (typically water, stock or wine), and released from the foods themselves. A favorite method of adding flavor to dishes is to save the liquid for use in other recipes. Liquids are so important to cooking that the name of the cooking method used is often based on how the liquid is combined