Vanilla Cream Pie

Directions

1. 1
   Combine sugar, cornstarch, and salt in a heavy saucepan; stir well.
2. 2
   Combine egg yolks and milk; gradually stir into sugar mixture.
3. 3
   Cook over medium heat, stirring constantly, until mixture thickens and boils.
4. 4
   Boil 1 minute, stirring constantly.
5. 5
   Remove from heat; stir in butter and vanilla.
6. 6
   Immediately pour into pastry shell.
7. 7
   Cover filling with wax paper.
8. 8
   Let cool 30 minutes; then chill until firm.
9. 9
   Beat whipping cream until foamy; gradually add powdered sugar, beating until soft peaks form.
10. 10
    Spread whipped cream over