Made with a whisper of wheat according to a time-honored formula. Old Fitzgerald is critically acclaimed for its distinct. complex nose and taste. By substituting wheat for the more traditional rye in the grain recipe. or mashbill. Old Fitzgerald finishes with a rounder. softer profile. Old Fitz is a storied brand. with roots going back to the 1870’s when it was first produced for rail and steamship lines and private clubs.