Conversation so far:
what type of liquor is in egg nog
Eggnog is typically made with rum, brandy or bourbon.
what are the ingredients for eggnog?
Egg nog is made of milk, cloves, vanilla extract, ground cinnamon, egg yolks, sugar, light rum, light cream, and ground nutmeg.

Question: what is the country of origin?
Self-contained rewrite: what is the country of origin of eggnog?