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Shake Shack: free sandwich on Sundays with $10+
Choose a free Chicken Shack, Single ShackBurger, 6pc Bites or WC Chicken Sandwich. Through Dec 27.
Shake Shackburgerchicken sandwichshackburger
What you need
- $10+ food subtotal, before tax and fees
- Sundays only
- Order in the Shake Shack app or website (not delivery apps)
- Ends Dec 27
Unlock codeChecked Nov 4