In-N-Out's website has a brief guide to the secret menu. But USA TODAY Network staffers put together this list of items that include and go beyond what the restaurant advertises. Check it out: 3x3 ...

Animal style: If you ask for any burger “animal style,” all of the patties on your burger will be mustard-cooked, along with a helping of pickles, chopped grilled onions and extra In-N-Out sauce, ...

In-N-Out's menu is short and easy to take in, especially when you're waiting to take your order at the drive-thru. But there's also a "secret" menu that's not so secret at all and as easy to order ...