Do you have a Shack Shack location around? If so, from March 5 – March 16, 2026, enjoy a Buy One, Get One FREE Mix ‘n Match deal on K-Shack menu items!
How to get it:
- Add 2 K-Shack items to your cart (K-Shack BBQ Burger, K-Shack Fried Chicken Sandwich, K-Shack Fried Chicken Bites, K-Shack Spicy BBQ Fries, K-Shack Spicy BBQ Cheese Fries, K-Shack Spicy Caramel Shake).
- Use code SPICYSWEET at checkout (all caps!).
- The free item is the one with the lesser value (max $17.79).
Available in-Shack at kiosks, or for delivery/pick-up via the Shake Shack app or shakeshack.com. Not valid for drive-thru or third-party apps. Only one free item per order.
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