Yeah, I’ve scratched my head a bit at those signs also. I assume they are trying to say that there is a list of things that are often added to various foods and Aldi’s versions don’t have those.
I found some more humorous signs.
They’re are more on this page:
On the Bob’s Grill, there was a pretty good BBQ joint in downtown Kansas City actually named “Little Jake’s Eat It & Beat It”. Now closed due to various redevelopments chasing them out of their building - it was really a take-out place, but they had a counter with 2 or 3 seats. And they did yell at you to leave as soon as you had swallowed your last bite.