TIL that in 2020, Burger King ran an advertising campaign featuring a picture of a moldy Whopper, to prove that their burgers are made without preservatives. This unconventional advertising method worked, increasing sales by 14% (according to multiple sources.)
In Germany, we have a guy Wallraff, who gets a job at Burger King with a fake identity every few years, just to uncover hygiene scandals every time… Reminds me of that… Nowadays, no one seems to care anymore…
The German franchise license holders for Burgerking seem to be some of the worst around…