United States securities and exchange commission logo May 24, 2023 Michelle Hook Chief Financial Officer and Treasurer Portillo's Inc. 2001 Spring Road, Suite 400 Oak Brook, IL 60523 Re: Portillo's Inc. Form 10-K for Fiscal Year Ended December 25, 2022 Filed March 2, 2023 File No. 001-40951 Dear Michelle Hook: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Office of Trade & Services