Shake Shack: Spend $10 or More, Get Chicken Shack Sandwich Free (Valid Through April 1)

Get a free Chicken Shack or Chicken Shack Lettuce Wrap with an order of $10 or more through April 1, 2026. The deal is good only for orders placed through the Shake Shack website, app, or in-restaurant kiosk using the code SPRINGCHICKEN