Chocolate Pie - cooking recipe

Ingredients

3 egg yolks
2 Tbsp. chocolate
1 c. sugar
1 Tbsp. cornstarch or 3 Tbsp. flour
1 c. boiling water
1 tsp. vanilla
1 Tbsp. butter

Preparation

Mix cornstarch, sugar and chocolate.
Add boiling water.
Add egg yolks and cook until thick.
Add vanilla and butter; beat well.
Cool.
Pour in baked pie shell.
Add meringue and brown in oven.