Available in limited quantities at all Culver’s locations, the Curderburger features the brand’s Deluxe ButterBurger topped with a breaded cheese patty consisting of yellow and white cheddar cheese curds.

To celebrate Curderburger, Culver’s is running a “I Ate the Curderburger Sweepstakes,” where you can upload a photo of yourself enjoying your cheesy creation or your receipt for a chance to win one of 200 a limited edition CurderBurger T-shirt. For your chance to win, simply visit Culver’s Curderburger webpage and upload the required item to enter.

The Sweepstakes starts on October 15, at 9 a.m. CST, and ends on October 22, 2021, at 5 p.m.

Culver’s 2021 April Fool’s Day Prank:

One big Wisconsin Cheese Curd under a lightly buttered, toasted bun. Isn’t it beautiful? pic.twitter.com/NhLAISBySw

— Culver's Restaurants (@culvers) April 1, 2021

Image via Culver’s