All about diacetyl, that buttery flavor, and some multimillion-dollar lawsuits No images? Click here Diacetyl: When "Buttery Goodness" Breaks BadThe diacetyl molecule makes butter, “buttered” popcorn, and buttery Chardonnay taste buttery, but it’s also implicated in a deadly lung disease and some multimillion-dollar lawsuits. More food science |