Kraft Foods (KRFT) 10-Q 2014 Q3 Quarterly report

EXHIBIT 32.1

CERTIFICATIONS OF

CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

PURSUANT TO

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, W. Anthony Vernon, Chief Executive Officer of Kraft Foods Group, Inc. (“Kraft”), certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that Kraft’s Quarterly Report on Form 10-Q for the quarter ended September 27, 2014, fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that the information contained in Kraft’s Quarterly Report on Form 10-Q fairly presents, in all material respects, Kraft’s financial condition and results of operations.

/s/ W. Anthony Vernon

W. Anthony Vernon

Chief Executive Officer

October 30, 2014

I, Teri List-Stoll, Executive Vice President and Chief Financial Officer of Kraft Foods Group, Inc. (“Kraft”), certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that Kraft’s Quarterly Report on Form 10-Q for the quarter ended September 27, 2014, fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that the information contained in Kraft’s Quarterly Report on Form 10-Q fairly presents, in all material respects, Kraft’s financial condition and results of operations.

/s/ Teri List-Stoll

Teri List-Stoll

Executive Vice President and

Chief Financial Officer

October 30, 2014

A signed original of these written statements required by Section 906, or other document authenticating, acknowledging, or otherwise adopting the signature that appears in typed form within the electronic version of this written statement required by Section 906, has been provided to Kraft Foods Group, Inc. and will be retained by Kraft Foods Group, Inc. and furnished to the Securities and Exchange Commission or its staff upon request.