第戎芥末, or Dijon mustard, is a type of mustard that originated in the city of Dijon, located in the Burgundy region of France. It is known for its smooth texture and sharp, tangy flavor, which comes from a blend of brown or black mustard seeds and white wine or wine vinegar. This condiment is commonly used in salad dressings, marinades, and as a flavor enhancer in various dishes. The production of 第戎芥末 dates back to the 18th century and has since become a staple in French cuisine. It is often used in gourmet cooking and is appreciated for its versatility. Today, it is enjoyed worldwide and is a popular choice for sandwiches, charcuterie boards, and as a dip.