The central act of faithfulness of the Christian life is Holy Communion, eating and drinking the Holy Eucharist. What are its Biblical roots? Is it derived from the Jewish Seder? Was the Reformation right about the Eucharist not being a sacrifice? And just how is bread and wine Christ’s Body and Blood? Fr. Stephen De Young and Fr. Andrew Stephen Damick continue their series on the Holy Mysteries by taking a close look at the greatest of all the sacraments.