Dan dan noodles is a distinctively flavorful dish that originates from the Sichuan province in China. The noodles, usually thin and long, are served in a robust sauce made of sesame paste, chili oil, Sichuan peppercorn, and other authentic spices. It's often topped with minced pork or beef cooked in soy sauce and Shaoxing wine, with hints of garlic, ginger, and green onions.