Master Magic Lemon Pie

Directions

1. 1
   Thoroughly mix crust ingredients and pack into a nine inch pie pan.
2. 2
   Bake at 375F (190C) for 10 minutes and put aside to cool.
3. 3
   Reduce oven temperature to 325F (160C).
4. 4
   In a mixing bowl, combine condensed milk, lemon juice, lemon zest and egg yolks.
5. 5
   Stir until mixture thickens.
6. 6
   Pour into cooled crust.
7. 7
   Add cream of tartar to the egg whites and beat until almost stiff.
8. 8
   Add sugar gradually, beating until stiff and glossy but not dry.
9. 9
   Pile lightly on pie filling.
10. 10
    Bake at 325 until lightly browned, about 15 minutes.
11. 11
    Cool thoroughly.