Three brand-new shakes are coming in hot, & trust us… choosing a favorite is going to be HARD. 👀🥤Red Velvet Cakes, Chocolate Biscoff Cookie Butter, & Salted Caramel Cheesecake Pretzel.

Download the patty Perks app To Earn Rewards

Every Wednesday get a cheesy and fries combo meal special!

100 Bonus Points on your entire purchase made with your patty perks loyalty account on the 21st of Every Month!

Order online or in the B21 app for Burger 21 delivery!

Our Limited time Reuben, Hot Honey Chicken, & Red, white, & blue are here for a short time don't miss your chance to try all three.