Out's extensive secret menu are less secret than others. We've ranked some of the most popular, from cheeseburgers to drinks.

In-N-Out Burger is known for its simplistic menu, causing many patrons to customize their orders. Here's how to get the most ...

Why fans customize: In-N-Out’s small official menu invites endless tweaks, leading to a vibrant secret menu culture embraced by regulars. Top fan favorites: Animal Style burgers and fries, Protein ...

*Most In-N-Out fans are well acquainted with Animal Style, but a growing number of burger enthusiasts are bypassing that ...

It's well known that In-N-Out Burger's simple menu (which only lists three styles of burgers, fries, and drinks) is deceptive and that a wide secret menu is available to order from. In-N-Out keeps up ...

In-N-Out burger, fries, and a drink - Walter Cicchetti/Shutterstock These days, secret menu items have become just as popular as standard menu items at many fast-casual and fast food restaurants. You ...