Butterscotch Pie

Directions

1. 1
   In saucepan, combine flour, sugar and salt.
2. 2
   With a wire whisk, whip egg yolks into milk.
3. 3
   Add milk and egg mixture gradually to the dry ingredients in the saucepan.
4. 4
   Stir constantly.
5. 5
   Cook until very thick.
6. 6
   The mixture should bubble as you cook it.
7. 7
   Remove from heat and add butter and vanilla.
8. 8
   Pour into baked 9-inch pie shell and top with meringue, whipped cream or Cool Whip.