When the Eve of Passover falls on Shabbat, the Fast of the Firstborn customarily takes place on the preceding Thursday, instead of the day before (Friday).
After completing the search, we recite the first kol chamira, a text found in any haggadah or Passover prayer book.
It is best for to serve small rolls, as they leave fewer crumbs, and to eat over a tissue or napkin, which can be flushed down the toilet when done.
Many people utilize the long Shabbos afternoon as an opportunity to familiarize themselves with the text and translation of the Haggadah in advance of the Seder.
As such, it is a proper practice to divide the morning meal into two (reciting Birkat Hamazon, pausing and starting a new meal again) because according to some opinions one fulfills Shalosh Seudot in this manner;[4] however, most opinions assume that this doesn't work as Seudah Shelishit must be eaten in the afternoon, so many do not observe this practice.
[2] Preparations for the Seder, such as setting the table, washing the dishes, or making the salt water, may not be made until after Shabbos is over.
Havdalah is inserted into the Kiddush at the Seder as it appears in a Haggadah,[2] and va'todi'enu is recited in Shemoneh Esrei of Maariv just like any other Yom Tov that falls at the conclusion of the sabbath.
[5] While the coincidence of the Eve of Passover and Shabbat can occur as often as three times in a decade, it is also possible for as many as 20 years to pass between two instances.
For years in which the Eve of Passover falls on Shabbat,[7][circular reference] some other Jewish holidays are also observed irregularly.