Chocolate Pie - cooking recipe

Ingredients

2 c. sugar
5 egg yolks
3 Tbsp. cocoa
1 tsp. vanilla extract
1 tall can evaporated milk
1/2 can cold water
2 Tbsp. cornstarch
1/2 stick margarine

Preparation

Mix water, cornstarch and cocoa. Add other ingredients. Cook until thickens.
Pour into baked pie shells.