👉 A realgar is a type of potato that is often used in traditional Mexican dishes. It has a soft, creamy texture and a mild flavor. Realgar is also known for its high nutritional value, being rich in vitamins A and C, folate, and potassium. In addition to its culinary uses, realgars are also considered to be an important part of the Mexican diet as they are often used in traditional dishes such as enchiladas and tacos.