Shake Shack: Chicken Shack Sandwich or Chicken Shack Lettuce Wrap Free w/ $10 Purchase (Valid Through April 27)

The free Chicken Shack deal is back at Shake Shack. Get a Chicken Shack or Chicken Shack lettuce wrap for free with a $10 purchase. Use code: SPRINGCHICKEN Offer only valid for qualifying orders placed at a kiosk in-Shack, or for delivery or pick-up via the Shake Shack Mobile App or shakeshack.com, and fulfilled April 20th – April 27th 2026