EXHIBIT 23 CONSENT OF INDEPENDENT AUDITORS We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 33-27294) of Kellogg Company of our report dated June 13, 2003 relating to the financial statements of The Kellogg Company - Bakery, Confectionery, Tobacco Workers and Grain Millers Savings and Investment Plan, which appears in this Form 11-K. /s/ PricewaterhouseCoopers LLP Battle Creek, Michigan June 26, 2003