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. 333-20169) pertaining to the Cal-Maine Foods, Inc. 1993 Stock Option Plan, the Registration Statement (Form S-8 No. 333-39940) pertaining to the Cal-Maine Foods, Inc. 1999 Stock Option Plan, and the Registration Statement (Form S-8 No. 333-130832) of Cal-Maine Foods, Inc. pertaining to the Cal-Maine Foods, Inc. Incentive Stock Option Plan and to the Cal-Maine Foods, Inc. Stock Appreciation Rights Plan of our report dated August 3, 2011, with respect to the consolidated financial statements, financial statement schedule of Cal-Maine Foods, Inc. and Subsidiaries, and the effectiveness of internal control over financial reporting included in the Annual Report (Form 10-K) for the year ended May 28, 2011.

	/S/ FROST, PLLC
Little Rock, Arkansas
August 3, 2011