This observance is also called the Feast of the Unleavened Bread.
The entire Hallel is only recited on the first day of this holiday, which begins on the 15th of Nisan. Before its observation, all chametz must be removed. Maror and charoset are among the special foods consumed on this holiday, on which observers eat bitter herbs to remember the enslavement of their people. This observance is also called the Feast of the Unleavened Bread. For 10 points, give this Jewish holiday named for the Angel of Death sparing the lives of the firstborn sons, which celebrates the deliverance of the Israelites from Egypt.
The entire Hallel is only recited on the first day of this holiday, which begins on the 15th of Nisan.
Passover [or Pesach; prompt on Feast of the Unleavened Bread; prompt on Matzo]