Rayo or Mustard is a condiment made from the seeds of a mustard plant. It is native to the Mediterranean region and related to nutrient-rich vegetables like broccoli, cabbage, and Brussels sprouts. Both its seeds and leaves are edible, making it a versatile addition to your dishes. It has also been used as a remedy in traditional medicine since centuries apart from its culinary uses.
The whole, ground, cracked, or bruised mustard seeds are mixed with water, vinegar, lemon juice, wine, or other liquids, salt, and often other flavorings and spices, to create a paste or sauce ranging in color from bright yellow to dark brown. It is also used as an ingredient in mayonnaise, vinaigrette, marinades, and barbecue sauce. The consumption of Rayo is beneficial to health and protects from several diseases like cancer, lowers blood sugar level, protects from several infections, and so on.