Pho Bo

Procedure

1. Combine the broth, ginger, lemongrass, shallots, and cinnamon stick in a stockpot. Simmer 30 minutes.
2. Strain. Discard the solids.
3. Add the fish sauce.
4. Taste and add salt if necessary.
5. Partially freeze the beef to make it easier to slice.
6. Slice the beef into paper-thin slices.
7. Just before servi