Catfish to Caviar - Polenta TweetShareGoogle+Email By Johanna Comisak Rhodes and Denise Gordon Murray, KY – What is polenta? Click the "Listen" icon above to find out from Chef Denise and Johanna. Johanna Comisak Rhodes is a food lover and former WPSD-TV personality. Denise Gordon is chef and co-owner of Cafe Minou in Paducah. TweetShareGoogle+EmailView the discussion thread.