After eight days of observing Passover, most Jews happily put down their matzo and reach for the leavened breads, pasta, cookies, and other foods that had been forbidden during the holiday, which begins at sundown on April 14. A smaller group, primarily those of Moroccan-Israeli descent, will begin the celebration of Mimouna. They, too, will begin to eat hametz (leavened foods), but they make a party of it, with food, music, dancing, and sometimes...
