Add Yahoo as a preferred source to see more of our stories on Google. In-N-Out Burger animal fries - The Image Party/Shutterstock In-N-Out's deceptively simple menu hasn't really stopped loyal ...

While ordering a burger Animal Style at In-N-Out is definitely a thing — it's part of the chain's not-so-secret menu, after all — that doesn't necessarily mean folks should pull up to the drive-thru ...

The truth about this In-N-Out's so-called secret menu item is that it isn't actually real, but here's why the rumor continues to fool customers.

In-N-Out Burger animal fries - The Image Party/Shutterstock In-N-Out's deceptively simple menu hasn't really stopped loyal customers from getting creative with their orders. An ingredient shuffle here ...