Potbelly (PBPB) S-8 Registration of securities for employees

Exhibit 23.1

	Deloitte & Touche LLP
	111 S. Wacker Drive
	Chicago, IL 60606
	USA
	Tel: +1 312 486 1000
	Fax: +1 312 486
	www.deloitte.com

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated February 28, 2018, relating to the consolidated financial statements of Potbelly Corporation and subsidiaries appearing in the Annual Report on Form 10-K of Potbelly Corporation and subsidiaries for the year ended December 31, 2017.

Chicago, IL

June 14, 2018