That must be why it features root vegetables!
JTA via LA Jewish Journal: Thanksgiving’s Sukkot Roots
Did you know that Thanksgiving is really a Jewish holiday? Although Thanksgiving is not on the Jewish calendar, historians believe that Sukkot may have inspired America’s favorite farewell to fall, often nicknamed “Turkey Day.”
“The pilgrims based their customs on the Bible,” said Gloria Kaufer Greene, author of the “New Jewish Holiday Cookbook” (Times Books, 1999). “They knew that Sukkot was an autumn harvest festival, and there is evidence that they fashioned the first Thanksgiving after the Jewish custom of celebrating the success of the year’s crops.”