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Burger 21 is a “beyond the better burger” fast-casual franchise concept, offers 21 unique, chef-inspired burger creations, plus salads, hot dogs, shakes and more.

If you sign up for Patty Perks Loyalty you will receive a FREE Hand-Spun Milk Shake on your birthday and many different promotions throughout the year.

Check out this list of Burger 21 Signature Shake flavors that you can choose from –

  • Chocolate Fudge Brownie
  • Chocolate Hazelnut
  • Chocolate Malted Milk Ball
  • Strawberry Shortcake
  • Bananas Foster
  • Chocolate Peanut Butter
  • Oreo Cookies + Cream

PLUS the standards –

  • Vanilla Bean
  • Chocolate
  • Strawberry

YUM!  I can’t decide.  Can I get two?  Please?

Burger 21 Locations

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Offer subject to change.  Contact location to verify.




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