What is a potato noodle?

A potato noodle is a type of noodle made from potatoes. They are typically used in Asian cuisines, particularly in Korean, Japanese, and Chinese dishes. Potato noodles are made from a dough made from mashed potatoes, flour, and salt. The dough is then rolled out and cut into thin noodles. Potato noodles can be cooked in a variety of ways, including boiling, frying, and steaming. They can be served with a variety of sauces and toppings, such as soy sauce, sesame oil, and vegetables. Potato noodles are a popular ingredient in dishes such as japchae, jjajangmyeon, and pad thai.