Lemon Cake Pie

Directions

1. 1
   Beat egg yolks; beat in lemon peels, lemon juice and milk.
2. 2
   Add sugar, flour and salt; beat until smooth.
3. 3
   Beat egg whites in separate bowl until stiff peaks form.
4. 4
   Beat lemon mixture into egg whites on low speed until blended, about 11 minutes.
5. 5
   Pour into 1 (9-inch) uncooked pastry.
6. 6
   Bake until golden brown, 45 to 50 minutes.
7. 7
   Top with whipped cream when serving if desired.