Matzah

unleavened flatbread in Jewish cuisine; an element of the Passover festival

Matzah, matzo, or maẓẓah (Hebrew: מַצָּה, romanized: maṣṣā, pl.: matzot or Ashk. matzos) is an unleavened flatbread that is part of Jewish cuisine and forms an integral element of the Passover festival, during which chametz (leaven and five grains that, per Jewish law, are self-leavening) is forbidden.

Machine-made matzot from Jerusalem