Banh trang hot dog is a popular street food in Hanoi that combines the flavors of banh trang (rice paper) with a hot dog. Banh trang is a thin and crispy rice paper that is commonly used in Vietnamese cuisine as a wrapper for various dishes. In the case of banh trang hot dog, the rice paper is wrapped around a grilled or steamed hot dog, along with a variety of toppings such as pickled vegetables, herbs, and sauces. The combination of the crispy rice paper, juicy hot dog, and flavorful toppings creates a unique and delicious eating experience. Banh trang hot dogs can be found at street food stalls and markets in Hanoi, where they are enjoyed by locals and visitors alike.