Matzo produce is completely permissible for consumption during Passover, whether or not made according to the laws applying to matzot. As a result, Joseph ben Ephraim Karo, author of the "Shulchan Aruch" or "Code of Jewish Law" (Orach Chayim 462:4) granted blanket permission for the use of any matzo made from non-water-based dough, including egg matzo, on Passover. Many egg matzo boxes no longer include the message, "Ashkenazi custom is that egg matzo is only allowed for children, elderly and the infirm during Passover." Even amongst those who consider that enriched matzot may not be "eaten" during Passover, it is permissible
Unleavened bread naturally believed to have also been matzo, with his disciples during a Passover Seder. Canon Law of the Latin Rite of the Roman Catholic Church mandates the use of unleavened bread for the Host, and unleavened wafers for the communion of the faithful. The more liturgical Protestant churches tend to follow the Latin Catholic practice, whereas others use either unleavened bread or wafers or ordinary (leavened) bread, depending on the traditions of their particular denomination or local usage. On the other hand, most Eastern Churches explicitly forbid the use of unleavened bread (Greek: "azymos artos") for the Eucharist. Eastern Christians