Reply To: Karpas – is any ha’adoma ok?

1. we use baked potatos.
2. I find it interesting that you didn’t quote Reb Moshe Feinstein Tzatzal (I”M OC 64) who states “shehleolom mevarech Shehhakol ahl shumim ubtzalim bein chaim bein mevushalim lvad metigun btzalim bshemen oh bchemah mevarech B”PH.

http://www.hebrewbooks.org/pdfpager.aspx?req=14673&st=&pgnum=138