As a Shanghai-style pastry full of Shanghai style, scallion noodles enjoy a good reputation throughout the country. The preparation method of scallion oil noodles is not difficult, and the ingredients are easy to prepare, which is relatively homely. The finished noodles are hung with thick scallion oil and sauce, which is fragrant and delicious. When eating noodles, you can taste the aroma more solidly, which greatly arouses your appetite.