Chocolate Pie

Directions

1. 1
   Mix dry ingredients.
2. 2
   Beat egg yolk slightly.
3. 3
   Add milk and dry mixtures alternately to egg yolk.
4. 4
   Cook over medium heat until mixture thickens and boils.
5. 5
   Use double boiler.
6. 6
   Remove from heat. Add vanilla and margarine.
7. 7
   Mix thoroughly.
8. 8
   Pour in pie shell. Top with Cool Whip or meringue.