You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For consistency, answers should be in all lower cased letters.

Category: EUROPEAN DINING 
Clue: It's said the Witchery by the Castle, on Castle Hill in this Scottish city, is haunted by several ghosts
edinburgh

Category: THE WAR OF 1812 
Clue: The War Hawks included John C. Calhoun & this "Great Compromiser" who was Speaker of the House
henry clay

Category: LEFTOVERS 
Clue: Andy Warhol said of these, "Plastic's better than dirty, used money"

credit cards