Laura Frankel thinks about Rosh Hashanah in simple terms. "A time for mom to shine," says Frankel, executive chef at Spertus, a Jewish culture and learning center in Chicago. That’s because the Jewish new year, which is the first high holy day to occur each autumn, usually isn’t celebrated with the sort of big gathering you might have for a Passover seder, but rather a smaller, more contemplative meal with close family.