"Babylon 5: Walkabout (#3.18)"
: Breen! You've managed to import breen from Homeworld! How? G'Kar
: It, uh - isn't actually breen. Na'Kal
: The smell! The taste... G'Kar
: It's an Earth food. They are called Swedish meatballs. It's a strange thing, but every sentient race has its own version of these Swedish meatballs! I suspect it's one of those great universal mysteries which will either never be explained, or which would drive you mad if you ever learned the truth.