Chocolate Cream Pie I

1 . Stage

Combine 1/2 cup sugar, flour, milk, and chopped chocolate in a 2-quart saucepan. Cook over medium-high heat, stirring constantly, until mixture begins to bubble. Reduce heat; simmer and continue stirring for 2 minutes more.

2 . Stage

Remove pan from heat. Whisk remaining 1/4 cup sugar into egg yolks.

3 . Stage

Pour the hot milk mixture into the egg yolks in a slow stream, whisking constantly. Return filling mixture to the saucepan and cook over medium heat for an additional 90 seconds, stirring constantly. Remove from heat, and stir in butter and vanilla.

4 . Stage

Pour filling into pie shell, and chill until set, about 4 hours. Top with whipped cream and a little grated chocolate before serving.