Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We hereby consent to the incorporation by reference in the Registration Statement (Form S-8 No. 333-180470) of Cal-

Maine Foods, Inc. pertaining to the Cal-Maine Foods, Inc. KSOP, the Registration Statement (Form S-8 No. 333-252069)

pertaining to the Amended and Restated Cal-Maine Foods, Inc. 2012 Omnibus Long-Term Incentive Plan and the Shelf

Registration Statement (Form S-3 No. 333-227742) of Cal-Maine Foods, Inc. pertaining to the sale of common stock by certain

stockholders, of our reports dated July 19, 2021, relating to the consolidated financial statements and financial statement

schedules, and the effectiveness of Cal-Maine Foods, Inc. and Subsidiaries’ internal control over financial reporting, which appear

in the Annual Report to Stockholders, which is incorporated by reference in this Annual Report on Form 10-K. 

/s/ Frost, PLLC

Little Rock, Arkansas

July 19, 2021