Whataburger is offering a buy one, get one deal when you order online.
If the number one is your regular order, lucky you.
Through May 25, when you buy one Whataburger, you can get one for free.
Customers must sign in to redeem the offer. It may take up to 24 hours for the offer to appear in your Whataburger account.
Sign up online to take part in the promotion.
Complete terms and conditions are on the Whataburger website.