Welcome to O'Donoghue's Steaks and Sea Food! We're located in Jefferson City's historic 1895 Kaullen Mercantile Company building, and specialize in steaks and seafood. O’Donoghue’s lends itself to an historic atmosphere with original red oak floors, pocket doors and original fluted iron columns. On Nov. 21, 2002, O’Donoghue’s was placed on the National Register of Historic Places.