Chocolate Pie - cooking recipe

Ingredients

1 1/2 c. milk
1 1/2 c. sugar
3 heaping Tbsp. flour
3 heaping Tbsp. cocoa
1 Tbsp. vanilla
3 egg yolks
2 Tbsp. oleo

Preparation

Mix flour, sugar and cocoa.
Stir until smooth.
Stir in milk; place on heat and stir constantly until comes to boil and bubbles for 5 minutes.
Stir in vanilla and butter.
Pour in 9-inch pie pan.