Root vegetable used as a spice or a sharp condiment made from the grated roots of Armoracia rusticana, syn. Cochlearia armoracia, a perennial plant of the Brassicaceae family, which also includes mustard, wasabi, broccoli, and cabbages. Often made into a sauce.
Cold sauce or dressing consisting of oil, dry mustard, sugar, vinegar or lemon juice mixed with egg yolks. It's of thick, creamy consistency and is high in fat and calories. Healthier alternatives used as acceptable substitutes include plain yogurt, mustard, fat-free sour cream and tofu mayonnaise.