From: Simply Recipes
20 oreo cookies (40 halves), fillings discarded, cookies crushed
5 Tbsp butter, melted
3/4 cup hot milk
24 large marshmallows
1/4 cup creme de menthe liqueur
2 tablespoons white creme de cacao
1 cup whipping cream, whipped
Optional A drop or two of green food dye.
1 Preheat oven to 425°F. In a bowl, mix crushed oreo cookie halves and butter. Pat into bottom and sides of 10 inch pie dish. Bake in oven for 5 to 10 minutes; remove from oven and cool completely. Once cooled, place in freezer to chill.
2 In saucepan, melt marshmallows in milk over medium heat. Remove from heat and cool. Add creme de menthe and creme de cacao, and mix well. Add a drop or two of green food dye if desired. Fold in whipped cream. Pour into chilled pie shell. Freeze for 3 or 4 hours. Serves 8. Serve with a dollop of whipped cream.