Bun bo hue originated in the old imperial capital of central vietnam, hue. The broth is from cooking beef bones for a long period of time, as well as a large variety of different spices including lemongrass and chili. Bun bo hue includes thin slices of marinated beef les. Served with bean sprouts, thinly sliced purple cabbage, iceberg lettuce, lime, and cilantro springs on the side. It is also common for a dinner to add a small amount dollop of shrimp paste directly into the soup. (gluten free menu)