AllFood Network Star Michael Chiarello’s Sudden Death Remains A Mystery As Doctor’s “Don’t Know What Caused The Allergic Reaction” That Killed Him 1 year ago01 mins“They may never know,” a representative for his company said.Post navigationPrevious: How To Watch ‘It’s the Great Pumpkin, Charlie Brown’ For Free This Halloween SeasonNext: Kelly Ripa Says Mark Consuelos Had To Toss Her A Napkin Under The Table Because She Was Sweating While Sitting Next To David Beckham On ‘Live’: “I Was Vibrating With Excitement”