Chocolate Pie - cooking recipe

Ingredients

1 c. sugar
1/4 c. cocoa
1/2 c. plain flour
2 c. sweet milk
3 egg yolks
1 tsp. vanilla

Preparation

Mix ingredients and beat for a minute. Bring to a boil. Cook until thick. Add 1/2 stick margarine. Cool and pour into a 9-inch baked pie shell.