Well, I think salt and maybe some chive is also statthaft. Oh and I think it's fine to eat a soft-boiled egg alongside.
But this time you do not cut the Bretzel, but break off the pieces at the break points. Start with the thin parts of the Bretzel.
[1] https://de.wikipedia.org/wiki/Obatzter https://en.wikipedia.org/wiki/Obatzda
The german version has an image with a Bretzel