FREE Mushroom Swiss Burger at Whataburger – With Purchase of Medium Drink and Fries

Whataburger is treating fans to a delicious Mushroom Swiss Burger for free when you purchase a medium drink and medium fries. This offer is available exclusively through the Whataburger app or your online account and is valid through May 14, 2025, at 5:56 AM. Perfect for lunch, dinner, or a satisfying snack!

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What You’ll Get

• 1 Free Mushroom Swiss Burger
• Requires the purchase of:
  • 1 Medium Drink
  • 1 Medium Fries
• Available for pickup or dine-in at participating Whataburger locations

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How to Claim It

1. Visit Whataburger.com or open the Whataburger app
2. Log in to your Whataburger account
3. Navigate to the Offers section
4. Locate the Free Mushroom Swiss Burger deal
5. Add a medium drink and medium fries to your order
6. Apply the offer at checkout and enjoy your free burger

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Important Dates

• Offer Ends: May 14, 2025, at 5:56 AM
• Valid at participating locations
• While supplies last

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Any Restrictions or Notes

• Must be a Whataburger app or online account holder
• Medium drink and medium fries purchase required
• One-time use per customer
• Offer not valid with other discounts or promotions

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Want More Free Fast Food Deals?

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• Freebies – burgers, snacks & more
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• Become a Member – get alerts before limited-time deals expire

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Grab Your Free Burger Before May 14

Don’t miss out on this limited-time Whataburger offer. Order a medium drink and fries, and get a Mushroom Swiss Burger completely free. Perfect for satisfying those cravings without breaking the bank!