Starting today, Chipotle fans can use the promo code “QBLANCO” at checkout on the Chipotle app and Chipotle.com to score a free small side or topping of Queso Blanco with the purchase of a full-priced entree.

The promotion represents Chipotle’s longest-running free Queso Blanco offer in the brand’s history.

Chipotle’s Queso Blanco is made with 13 real ingredients, including aged Monterey Jack, white cheddar, and serrano, poblano, and chipotle peppers, and features no artificial flavors, colors, or preservatives.

Image via Chipotle