Sacramental bread adopted the use of unleavened bread due to Liturgical Latinisation. A Host is a portion of bread used for Holy Communion in many Christian churches. In Western Christianity the host is often a thin, round unleavened wafer. In the Roman Rite, unleavened bread is used as in the Jewish Passover or Feast of Unleavened Bread. The Code of Canon Law, Canon 924 requires that the hosts be made from wheat flour and water only and recently made so that there is no danger of spoiling. Hosts are often made by nuns as a means of supporting their religious communities. However,
Matzo symbolizes redemption and freedom, but it is also "lechem oni", "poor man's bread". Thus it serves as a reminder to be humble, and to not forget what life was like in servitude. Also, leaven symbolizes corruption and pride as leaven "puffs up". Eating the "bread of affliction" is both a lesson in humility and an act that enhances the appreciation of freedom. Another explanation is that matzo has been used to replace the pesach, or the traditional Passover offering that was made before the destruction of the Temple. During the Seder the third time the matzo is eaten it is