Peanut Butter Pie

Directions

1. 1
   Combine sugar, cornstarch, flour and salt and add milk.
2. 2
   Cook over low heat.
3. 3
   Stir constantly until mixture thickens and boils. Cook 2 minutes longer.
4. 4
   Remove from heat; stir a small amount of mixture into beaten egg yolk.
5. 5
   Return to hot mixture.
6. 6
   Cook one minute.
7. 7
   Add peanut butter.
8. 8
   Put in baked shell.