Exhibit 23.1
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 relating to the consolidated financial statements of Potbelly Corporation dated May 20, 2013, appearing in Registration Statement No. 333-190893 of Potbelly Corporation on Form S-1.
| /s/ DELOITTE & TOUCHE LLP |
| Chicago, Illinois |
| October 24, 2013 |
