Chocolate Pie - cooking recipe

Ingredients

1/2 c. cocoa
1 c. sugar
1/4 c. flour
3 egg yolks
2 Tbsp. butter
1 tsp. vanilla
2 c. milk
pinch of salt

Preparation

Combine and cook over low heat until thick.
Cool.
Pour into cooked crust.
Top with meringue with 3 egg whites.