What unique festive seafood dish is commonly eaten at Christmas Eve celebrations in southern Italy?

Baccalà (salted cod)

Who was the legendary blind poet credited with composing the Iliad? What is the largest house at Hogwarts School of Witchcraft and Wizardry? Which country contains Great Bear Lake? Which treaty divided Charlemagne's empire among his grandsons? What federal holiday was officially declared by President Ronald Reagan in 1983 honoring a slain civil rights leader?