The offer appears in your MyWhataburger rewards account (if should appear within 24 hours if you just signed up for an account).
The Honey BBQ Chicken Strip Sandwich is one of the chain's "All-Time Favorites" and features three crispy-fried chicken strips, two slices of Monterey Jack cheese, and Honey BBQ sauce on Texas toast. It normally costs $6.04 (may vary with location).
Photo via Whataburger.