Chocolate Pie - cooking recipe

Ingredients

1 c. sugar
3 egg yolks
3 Tbsp. cocoa
3 Tbsp. flour
1 can evaporated milk
1 can water
1 tsp. vanilla
1 tsp. butter

Preparation

Mix together sugar, flour and cocoa.
Then add egg yolks, evaporated milk, water, vanilla and butter.
Cook in double boiler until thick.
Pour in already baked pie crust.
Cook pie crust according to directions before pouring pie filling in crust.