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<P STYLE="margin-top: 0; margin-bottom: 0; text-align: center">UNITED STATES</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">SECURITIES AND EXCHANGE COMMISSION</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">WASHINGTON, DC 20549</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">CURRENT REPORT</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>FORM 8-K</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">Pursuant to Section 13 or 15(d) of the Securities
Exchange Act</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">Date of Report (Date of Earliest Event Reported):
October 30, 2012</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Cal-Maine Foods, Inc.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Exact name of registrant as specified in
its charter)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD NOWRAP STYLE="width: 33%; font-size: 10pt; text-align: center">Delaware</TD>
    <TD NOWRAP STYLE="width: 34%; font-size: 10pt; text-align: center">000-04892</TD>
    <TD NOWRAP STYLE="width: 33%; font-size: 10pt; text-align: center">64-0500378</TD></TR>
<TR STYLE="vertical-align: top">
    <TD NOWRAP>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(State&nbsp;or&nbsp;other&nbsp;jurisdiction</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">of&nbsp;incorporation)</P></TD>
    <TD NOWRAP STYLE="font-size: 10pt; text-align: center">(Commission&nbsp;File&nbsp;Number)</TD>
    <TD NOWRAP>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(IRS&nbsp;Employer</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">Identification&nbsp;No.)</P></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">3320 Woodrow Wilson Avenue</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">Jackson, MS 39207</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Address of principal executive offices
(zip code))</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">601-948-6813</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Registrant&rsquo;s telephone number, including
area code)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Check the appropriate box below if the Form 8-K filing is intended
to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction
A.2 below):</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Wingdings">&uml;</FONT> Written communications
pursuant to Rule 425 under the Securities Act (17 CFR 230.425)<BR>
<FONT STYLE="font-family: Wingdings">&uml;</FONT> Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)<BR>
<FONT STYLE="font-family: Wingdings">&uml;</FONT> Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
Act (17 CFR 240.14d-2(b))<BR>
<FONT STYLE="font-family: Wingdings">&uml;</FONT> Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
Act (17 CFR 240.13e-4(c))</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 7.01. Regulation FD Disclosure.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">On October 30, 2012, Cal-Maine Foods, Inc.
(the &ldquo;Company&rdquo;) issued a press release announcing its plans to acquire the commercial egg operations of Maxim Production
Co., Inc. A copy of this press release is furnished herewith as Exhibit 99.1 and is incorporated by reference herein.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The information in this Current Report on
Form 8-K under this Item 7.01, as well as Exhibit 99.1, shall not be deemed &quot;filed&quot; for the purposes of Section 18 of
the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, nor shall it be deemed
incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as
amended, except as shall be expressly set forth by specific reference in such a filing. The furnishing of this report is not intended
to constitute a determination by the registrant that the information is material or that the dissemination of the information is
required by Regulation FD.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 9.01.</B>&nbsp;&nbsp; <B>Financial Statements and Exhibits</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 0in"></TD><TD STYLE="width: 0.5in; text-align: left">(d)</TD><TD STYLE="text-align: justify">Exhibits</TD>
</TR></TABLE>

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<TD STYLE="width: 0in"></TD><TD STYLE="width: 0.75in; text-align: left">99.1</TD><TD STYLE="text-align: justify">Press Release issued by the Company on October 30, 2012</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SIGNATURES</B>&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Pursuant to the requirements of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font-weight: bold">CAL-MAINE FOODS, INC.</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 48%">&nbsp;</TD>
    <TD STYLE="width: 5%">&nbsp;</TD>
    <TD STYLE="width: 47%">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>Date: October 31, 2012</TD>
    <TD>By:&nbsp;&nbsp;</TD>
    <TD STYLE="border-bottom: windowtext 1pt solid">/s/&nbsp;Adolphus B.&nbsp; Baker</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Adolphus B. Baker</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Chairman, President and Chief Executive Officer</P></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;&nbsp;</P>

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{"company-data": {"conformed-name": "CAL MAINE FOODS INC", "cik": "0000016160", "assigned-sic": "0200", "irs-number": "640500378", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-04892", "film-number": "121171231"}, "business-address": {"street1": "3320 WOODROW WILSON DRIVE", "city": "JACKSON", "state": "MS", "zip": "39207", "phone": "6019486813"}, "mail-address": {"street1": "3320 WOODROW WILSON DR", "city": "JACKSON", "state": "MS", "zip": "39209"}, "former-company": {"former-conformed-name": "CHICKEN CHEF SYSTEMS INC", "date-changed": "19710315"}}
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
CURRENT REPORT
FORM 8-K
Pursuant to Section 13 or 15(d) of the Securities
Exchange Act
Date of Report (Date of Earliest Event Reported):
October 30, 2012
Cal-Maine Foods, Inc.
(Exact name of registrant as specified in
its charter)
Delaware
000-04892
64-0500378
(State or other jurisdiction
of incorporation)
(Commission File Number)
(IRS Employer
Identification No.)
3320 Woodrow Wilson Avenue
Jackson, MS 39207
(Address of principal executive offices
(zip code))
601-948-6813
(Registrant's telephone number, including
area code)
Check the appropriate box below if the Form 8-K filing is intended
to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction
A.2 below):
¨
Written communications
pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
¨
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
Act (17 CFR 240.14d-2(b))
¨
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
Act (17 CFR 240.13e-4(c))
Item 7.01. Regulation FD Disclosure.
On October 30, 2012, Cal-Maine Foods, Inc.
(the "Company") issued a press release announcing its plans to acquire the commercial egg operations of Maxim Production
Co., Inc. A copy of this press release is furnished herewith as Exhibit 99.1 and is incorporated by reference herein.
The information in this Current Report on
Form 8-K under this Item 7.01, as well as Exhibit 99.1, shall not be deemed "filed" for the purposes of Section 18 of
the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, nor shall it be deemed
incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as
amended, except as shall be expressly set forth by specific reference in such a filing. The furnishing of this report is not intended
to constitute a determination by the registrant that the information is material or that the dissemination of the information is
required by Regulation FD.
Item 9.01.
Financial Statements and Exhibits
(d)
Exhibits
99.1
Press Release issued by the Company on October 30, 2012
SIGNATURES
Pursuant to the requirements of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
CAL-MAINE FOODS, INC.
Date: October 31, 2012
By:
/s/ Adolphus B.  Baker
Adolphus B. Baker
Chairman, President and Chief Executive Officer
2