View Comments We ordered everything on In-N-Out’s secret menu (21 Photos) » in-n-out-secret-menu-21 Author: John | November 9, 2010 | In: Awesome, Crazy Food CHIVE STYLE: Hot sauce is the ketchup of the Southwest. The only thing we’d add to the In-N-Out secret menu is the option to add Tapatio hot sauce to your burger. It’s the right thing to do Tweet Thanks! blog comments powered by Disqus