Origin of the Eucharist and the possible intervention of other factors. One key consideration in this is the problem of the Jewish prohibition of drinking blood (see below). Professor Robert J. Daly, S.J., argues that Jesus did indeed institute the Eucharist, though it took generations and centuries of guidance from the Holy Spirit for the Eucharist to reach its current form. "What Jesus did at the Last Supper is obviously at least the generative moment of the institution of the Eucharist." But it was not the Eucharist as we know it. "The Eucharist that Christians now celebrate is what the Church, under the guidance
Eucharist in the Catholic Church worship of Christ, who is believed to be truly present. The host is generally reserved in the tabernacle after Mass and displayed in a monstrance during adoration. As a Catholic devotion, Eucharistic adoration and meditation are more than merely looking at the host, but a continuation of what was celebrated in the Eucharist. From a theological perspective, the adoration is a form of latria, based on the tenet of the presence of Christ in the Blessed Host. Christian meditation performed in the presence of the Eucharist outside Mass is called "Eucharistic meditation". It has been practiced by saints such as