In a medium pot, combine the beef bone broth, star anise, cinnamon stick, and grated fresh ginger.
Bring the broth to a gentle simmer over medium heat for 10 minutes to allow the aromatics to infuse.
While the broth simmers, cook the rice stick noodles in a separate pot of boiling water according to package directions, then drain and place into a large serving bowl.
Stir the fish sauce into the hot broth and remove the whole star anise and cinnamon stick.
Arrange the raw, very thinly sliced beef eye of round directly on top of the cooked noodles in the bowl.
Pour the boiling hot broth over the beef slices, which will cook the meat instantly to a tender medium-rare.
Top the soup with bean sprouts, fresh basil, sliced scallions, and black pepper, serving with lime wedges on the side.