A method and apparatus for producing a biodiesel product. The method includes continuously contacting a triglyceride containing component with an alcohol and a catalyst at an elevated temperature in a centrifugal reactor/separator. A less dense phase including the biodiesel product is continuously separated from a more dense phase containing glycerine in the reactor/separator.
 This invention was made with government support under Contract No. DE-AC05-00OR22725 awarded by the U.S. Department of Energy. The government has certain rights in the invention.