Celebrate National Tortilla Chip Day with Chipotle by scoring a free order of chips and Queso Blanco from Feb. 23 to Feb. 25 through in-app or online ordering. Customers must purchase a full-priced entrée and use the promo code CHIPS26. Dunkin' is giving away left-handed mittens on Feb. 20 with any iced beverage purchase to keep hands warm while holding an iced coffee. Chick-fil-A One members can enjoy free Chicken Biscuits during breakfast hours until Feb. 28 with no purchase necessary.