Instructions

  1. In medium saucepan mix flour,sugar,milk,and egg yolks.
  2. Cook and stir until mixture comes to a boil.
  3. Boil for 1 minute.
  4. Remove from heat and add coconut, vanilla, and butter.
  5. Pour into crust.
  6. Cover with plastic wrap and refrigerate for 3 hours.
  7. Top with Cool Whip.