4 food groups of southern new years day2 Published January 1, 2013 at 1470 × 1200 in Celebrate a proper Southern New Years: Black-eyed peas, cornbread and mustard greens ← Previous Next → The “four food groups” for a successful Southern style New Year’s Day feast: black-eyed peas, cornbread, greens and rice. Betsy Hinderliter, South by Southeast