Whistle Whistle refers to a kind of China traditional pasta, which is mainly popular in Xiangyang, Hubei. It consists of two parts: whistle and whistle. Whistle noodles are handmade wide noodles, which are wider and flatter than noodles. Whistle refers to a small ball made of meat stuffing, vegetables, etc. In the production process, the whistle noodle and whistle will be cooked together, and then mixed with sauce and chopped green onion, which becomes a delicious pasta.