user_088f1dVerified Diner Dined on Mar 13, 2026The vanilla iced coffee at Jack In The Box hits the taste buds just right without a doubt. I’m usually not big on coffee, but it doesn’t hurt to try a nice cup of iced coffee along with one of Jack In The Box’s breakfast entrées. While the vanilla iced coffee did its big one, I’m excited to try their other iced coffee flavors.