Black Bottom Pie

Ingredients
| 2 cups milk | 1 envelope plain gelatin | 
| 1 TBS cornstarch | 3/4 cup sugar | 
| 4 TBS cold water | 4 egg yolks , beaten (use whites later) | 
| 2 squares baking chocolate, melted | 1 tsp. vanilla extract | 
| 4 egg whites | 1/2 cup sugar | 
| 1/8 tsp. cream of tartar | 1/2 pint whipping cream, whipped | 
| 3 TBS powdered sugar | 2 squares baking chocolate, grated | 
| 1 pie shell, baked | 
Preparation