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 February 18, 1999, 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 19, 1999 65