Instructions

  1. Melt marshmallows together with milk and broken up chocolate bars in a the top of a double boiler set over simmering water, stirring constantly.
  2. Once smooth, remove from heat and let cool.
  3. Whip cream until stiff peaks form, then fold gently into the cooled chocolate mixture.
  4. Stir in vanilla.
  5. Spread into pie shell and chill.
  6. Serve topped with mounds of sweetened whipped cream and garnish with shaved chocolate, if desired.