Shake Shack is offering Buy 1 ShackBurger, Get 1 Free when you follow the deal instructions below. Select pickup or delivery (delivery fee may apply).

Note: Menu prices and availability for online ordering/delivery may vary by location. Must be signed in to your account to apply discount.

Deal Instructions:

1. Sign in to your Shake Shack account (free to join).

   • For mobile orders, download/install the Shake Shack app (iOS, Android)

2. Click "Order Now"

3. Select Pickup or Delivery

4. Add quantity of 2 ShackBurgers (Single only) to cart.

5. In cart, apply Buy 1, Get 1 Free promo code THANKU2021

6. Buy 1, Get 1 Free Discount will be applied.

7. Proceed to checkout and complete your order.