Chocolate Mousse Pie
["1 (8 oz.) pkg. Baker's semi-sweet chocolate", "1/4 c. water", "8 eggs, separated", "1 1/2 tsp. vanilla", "2/3 c. sugar"]
["Heat chocolate with water in top of double boiler, stirring until smooth.", "Stir in egg yolks; add vanilla.", "Beat egg whites in large mixing bowl until foamy throughout.", "Gradually beat in sugar until stiff peaks form, about 8 minutes.", "Stir a small amount into chocolate mixture to lighten; fold chocolate mixture into remaining whites.", "Pour 4 cups into a buttered 9-inch pie pan sprinkled with sugar.", "Chill remaining mixture.", "Bake at 350\u00b0 for 25 minutes or just until set.", "Cool slightly, then chill 1 hour. Center will fall, forming shell.", "Spoon chilled chocolate mixture into chilled shell.", "Chill 3 hours or overnight.", "Garnish with chocolate curls and whipped cream."]
["chocolate", "water", "eggs", "vanilla", "sugar"]