Generally it occurs only during Passover, a Jewish holiday. There is also a seder for the holiday of Tu Bishvat, but this seder is rarely observed.
The Jews eat the Seder meal, on the evening of the 15th day of Nisan in the Hebrew calendar.
At sundown.
The Jews eat the Passover Seder meal on the night of Passover (Pesach). It makes little difference whether Passover begins on Shabbat or on a weekday. Note that there are festive meals on every Shabbat, but they are not called "seder" and the foods are different.
The Haggadah contains the service for the seder.
you can NOT attend a seder meal
At the Seder meal we retell the story of the Exodus from Egypt.
The word 'seder' is Hebrew for 'order'. The Jewish Seder is the ceremonial meal in Passover, during which, according to a set of ancient customs and text, we recount the Exodus from Egypt.
They,1. Clean their house2. Make sure there is no yeast in the house3. Prepare for the meal (Seder meal)
Seder = סדר
It symbolizez the bitterness of life in ancient Egypt for the Jews.
There is the Seder plate, or Keharoh, but no one eats off it. It is where all the symbolic food (according to some, not the matza) in placed.
The Jewish people eat the seder meal to commemerate g-d taking them out as a nation from Egypt the land that they were slaves in for more than 200 years.
The Passover (Pesach) Seder is a special festive meal held on the night of Passover. In it, Jews tell of the Exodus (From a book called the Haggadah) and have specified foods (including matzoh and bitter herb).
At the time of the Mishna (200 CE), rabbis deemed it meritorious to eat fish on the Sabbath and Jews became accustomed to eating fish at festive meals. Gefilte fish, which has been called the quintessential Jewish food, is an especially popular fish to serve at the Passover Seder meal.