Old Fashioned Homemade Chocolate Pie

Ingredients:

1-1/4 cup of sugar

1/2 cup of plain flour

1/4 cup of cocoa

dash of salt

4 egg yolks

2 cups of milk

1/4 cup of butter

1 tsp of vanilla

1-9" pastry shell baked

Instructions:

1. Bake pie crust until golden
2. Combine first 4 ingredients in a sauce pan; set aside.
3. Combine milk and egg yolks.
4. Stir milk and egg yolks into mixture; add butter.
5. Cook over medium heat, and stir constantly until mix thickens and boils.

Remove from heat; stir in vanilla; spoon into pastry shell