On the Shack App, receive a free Shake with a $20 purchase at Shake Shack King of Prussia when you use the code RESTAURANTWEEK22.
Offer valid exclusively on the Shack App or order on shakeshack.com. Offer valid until 4/12/22. One-time use. Must be signed in to redeem.
Monday, Tuesday, Saturday and Sunday
10% of proceeds will be donated to CHOP