Write the next sentence in the following story.

How to make egg drop soup
Bring the broth or stock to a rolling boil.
This should be done in either a deep saucepan or wok. Use whichever tool you are most comfortable with, since using a saucepan instead of a wok will not affect your end results.
Mix in the salt and white pepper. This is also the time to add the sesame oil, if you plan on using it.