Named after Gollum's obsession with the One Ring, this pudding reflects the seductive and dangerous allure of his 'precious' in the caves below the Misty Mountains.
In a saucepan, whisk together cream, milk, sugar, cocoa, and cornstarch.
Cook over medium heat until thickened, stirring constantly.
Remove from heat and stir in vanilla.
Pour into individual serving dishes and chill before serving.