The most important step in making Yangchun noodles is frying scallion oil. Small onion tastes delicious. The scallion oil fried with it tastes delicious. The most important step in making Yangchun noodles is to use lard, because lard can ensure the taste of scallion oil. In addition, don't pour water when making Yangchun noodles. Put it directly into the bowl, not only the nutrition will not be lost, but also the noodles taste better. If there is a lot of fried onion oil, don't waste it It can also be used for cooking, mixing cold dishes and bibimbap. Very delicious.