Jack In The BoxMint Flavored Ice Cream instead of Vanilla in your OREO ShakeMint Ice CreamAsk for the OREO Cookie Shake with Mint Ice Cream instead of Vanilla. If they have Mint ice cream, then you're in for a treat!Limited Locations6 - HighNormally Pricedhttp://hackthemenu.com/jack-in-the-box/secret-menu/mint-oreo-cookie-shake/Jack in the Box has the " Mint Oreo Cookie Shake " on its secret menu. So, if you love Jack in the Box's Oreo cookie shake, you can also get one with mint ice cream! In some restaurants, the Mint Oreo Cookie Shake may be listed on the menu. If it isn't, then you can still ask for them to make one special, just for you! It doesn't get much better than the taste of mint and cookies in each thick sip. Be sure to check out the Jack In The Box Secret Menu as well as visiting our home page to check out the complete list of All the Secret Menus from all your favorite restaurants!