What is Pho? Vietnamese noodle soup known as Pho is made with plenty of tasty ingredients, including beef broth, noodles, beef (or other proteins), and a variety of toppings. The best thing about pho is how restorative it is; the nourishing soup is thick and flavourful while also feeling crisp and energizing. Pho can be enjoyed all year long and at any time of day, so don't just save it for chilly days. Pho is a famous breakfast dish in Vietnam, and for good reason—it is incredibly filling!