Unleavened bread Unleavened bread Unleavened bread is any of a wide variety of breads which are not prepared with raising agents such as yeast. Unleavened breads are generally flat breads; however, not all flat breads are unleavened. Unleavened breads, such as the tortilla and roti, are staple foods in Central America and South Asia, respectively. Unleavened breads have symbolic importance in Judaism and Christianity. Jews consume unleavened breads such as matzo during Passover - various traditions explain this usage. Unleavened bread also features in some Western Christian liturgies during the Eucharist, a rite derived from the Last Supper when Jesus broke bread,
Passover its internal organs with unleavened bread, known as matzo, and bitter herbs known as maror. Nothing of the sacrifice on which the sun rises by the morning of the 15th of Nisan may be eaten, but must be burned. The sacrifices may be performed only in a specific place prescribed by God (for Judaism, Jerusalem, and for Samaritans, Mount Gerizim). The biblical regulations pertaining to the original Passover, at the time of the Exodus only, also include how the meal was to be eaten: "with your loins girded, your shoes on your feet, and your staff in your hand; and