Weidmann's Black Bottom Pie

How long has it been since you had a bite of Weidmann's Black Bottom Pie? This recipe was copied from a brochure I picked up at the Old Weidmann's. Make it and indulge.

Weidmann's Black Bottom Pie
Crust
14 Ginger Snaps
5 Tablespoons Melted Butter
Crush ginger snaps, roll out fine. Add melted
butter, pat into 9" pie pan. Bake in hot oven
(prob 350) 10 minutes and allow to cool.
Filling
2 cups scalded milk
4 egg yolks, well beaten
1/2 cup sugar
1 1/2 tablespoons cornstarch
Add eggs slowly to hot milk. Combine and stir into thesugar and cornstarch.
Cook in double boiler for 20 minutes,
stirring occasionally, until it coats a spoon. Remove from heat
and take out One Cup of the mixture. Add 1 1/2 squares
bitter chocolate to the cup, beating well, as it cools. Add one
teaspoon vanilla extract, then pour into pie crust. Chill.
Second Mixture
1 tablespoon gelatin (Knox unflavored)
2 tablespoon cold water
Dissolve gelatin in cold water, add remaining custard, and chill.
Beat four (4) egg whites with 1/2 cup sugar and add 1/4 teaspoon
Cream of Tartar. Beat until stiff and add two (2) tablespoons
Whiskey. Then fold into plain custard mixture. Put on top of
the Chocolate mixture. Chill.
Cover top of pie with whipped cream and shavings of bitter chocolate.
Serves 6 to 8