Penny'S Chocolate Pie - cooking recipe

Ingredients

1 c. sugar
2 c. milk
approximately 3 Tbsp. cornstarch
1 heaping Tbsp. flour
dash of salt
3 egg yolks, slightly beaten
1/3 stick butter or margarine
3 Tbsp. Hershey's cocoa
1 (9-inch) baked pie shell

Preparation

Mix dry ingredients in the top of a double boiler.
Add milk; cook until thick.
Remove from heat.
Add some of the hot mixture to the beaten eggs.
Add this egg and chocolate mixture to the original mix.
Return to heat; cook for 3 minutes.
Add butter and vanilla; mix well.
Pour mixture into a baked 9-inch pie shell. Use egg whites to make a meringue.
Put on top of pie.
Bake until golden brown at 400\u00b0 (approximately 10 minutes).