Origin of the Eucharist Origin of the Eucharist Church teaching places the origin of the Eucharist in the Last Supper of Jesus with his disciples, at which he is believed to have taken bread and given it to his disciples, telling them to eat of it, because it was his body, and to have taken a cup and given it to his disciples, telling them to drink of it because it was the cup of the covenant in his blood. The earliest extant written account of a Christian "eucharistia" (Greek: thanksgiving) is that in the First Epistle to the Corinthians (around AD 55), in
Eucharist in the Catholic Church into the body and blood of Christ is called "μετουσίωσις". The doctrine of transubstantiation is thus independent of Aristotelian philosophical concepts, and these were not and are not dogmata of the Church. The only minister of the Eucharist (someone who can consecrate the Eucharist) is a validly ordained priest (bishop or presbyter). He acts in the person of Christ, representing Christ, who is the Head of the Church, and also acts before God in the name of the Church. Several priests may concelebrate the same offering of the Eucharist. Others, who are not priests, may act as extraordinary Ministers of