Shake Shack: Free Scoop of Custard With Pooch-ini Purchase

Celebrate International Dog Day with Shake Shack!

From August 26 through 28, you can get a free scoop of custard when you treat your furry friend to a Pooch-ini!

To get the deal, stop by your local Shake Shake or order through the app ( iOS | Android ) with the promo code DOGDAY2022.