Chocolate Pie - cooking recipe

Ingredients

1 c. sugar
1/2 c. cocoa
3 Tbsp. cornstarch
3 c. milk
1 tsp. vanilla
2 egg yolks
2 Tbsp. margarine

Preparation

Mix sugar, cocoa and cornstarch.
Add milk and egg yolks.
Cook until thickens.
Add vanilla and margarine.
Pour into baked pie shell.