what is the lettuce dipped in saltwater at the seder meal called
1 Karpas â A vegetable other than bitter herbs, which is dipped into salt water at the beginning of the Seder. 2  Parsley, celery or boiled potato is usually used. 3  The dipping of a simple vegetable bounces into salt water (which represents tears) mirrors the pain felt by the Hebrew slaves in Egypt. The dipping of a simple vegetable bounces into salt water (which represents tears) mirrors the pain felt by the Hebrew slaves in Egypt. 2  Usually in a Shabbat or holiday meal, the first thing to be eaten after the kiddush over wine is bread.