ATTENTION COSTCO MEMBERS: If Queso Mama was previously available at your location and you’d like to help bring it back, please visit and click on the “FEEDBACK” button found on the right side of the page. If you’re on a mobile device, scroll to the very bottom of the page for the Feedback link.  Feedback can also be provided IN-STORE via the Member Feedback Cards that can be found at the front of the warehouse by the register area. Your feedback matters, so please let Costco know that you want Queso Mama back!!