1 EXHIBIT 23 CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 33-43063) pertaining to Calumet Bancorp, Inc. 1992 Stock Option Plan of our report dated January 27, 1998, with respect to the consolidated financial statements of Calumet Bancorp, Inc. included elsewhere herein. /s/ CROWE, CHIZEK AND COMPANY LLP CROWE, CHIZEK AND COMPANY LLP Oak Brook, Illinois March 23, 1998 52