

You probably don’t. Those tummy acids are strong. I would wipe the surface with soap. Maybe submerge them in water if you can immediately place them in direct sunlight afterwards to dry them out again. Wipe surface again and hope for the best. I would water an un-vomited-upon Birk along with the offender, maybe not in the same sink water, to wear them out equally.
Tragisch ist bis heute, dass der Bindestrich es noch nicht über den Atlantik geschafft hat.