"Harry opened the last present to find a new, hand-knitted sweater from Mrs Weasley and a large plum cake."

Plum cake is a cake made traditionally on Christmas. Molly Weasley offered Harry Potter a large plum cake for Christmas in 1992.[1]


Notes and references

  1. Harry Potter and the Chamber of Secrets, Chapter 12 (The Polyjuice Potion)