The phrase "Hi kids, what's for dinner?" is a recurring joke and greeting used by various characters throughout the series:

The episode concludes with a major cliffhanger, revealing Helly’s outie identity at an Eagan family gala.

Uses it as a greeting when arriving at work in the same episode.

First uses the line in the series premiere (Episode 1).

For more details, you can visit the Severance Wiki or the official episode page on IMDb .