Photography Pre Passover: Burning of the Chametz at Bialystoker Synagogue By Ed Litvak - April 3, 2015 FacebookTwitterPinterestLinkedinReddIt Passover begins tonight at sundown. But first, the ritual burning of the chametz (leavened bread) must take place. Thanks to Robin Schattel for this photo, taken this morning at the Bialystoker Synagogue.