Sun-Sational Cheesecake

Sorry no picture but I promise this is good.

1 C graham cracker crumbs
3 T sugar
3 T margarine melted

*combine; press onto bottom of 9 inch spring form pan. Bake @ 325 for 10 minutes

3 (8oz) pkg cream cheese softened
1 C sugar
3 T flour
2 T lemon juice
1 T grated lemon peel
1/2 tsp vanilla (pure)
4 eggs (1 separated)

* combine cream cheese, sugar, flour, juice, peel and vanilla. Add 3 eggs one at a time, mixing well after each addition. Beat in remaining egg white.
* pour over crust. Bake @ 450 for 10 minutes. Reduce oven temp to 250 and continue baking 30 minutes (Note: since I moved to Rock Springs I have had to increase baking time to 40-45 minutes not sure if I'm just stupid or what the deal is so check it before you just take it out.)
* loosen cake from rim of pan; cool before removing from pan.

3/4 C sugar
2 T cornstarch
1/2 C cold water
1/4 C lemon juice
1 egg yoke
* combine, sugar and cornstarch in saucepan
* stir in water and juice
* cook stirring constantly until clear and thick
* beat egg yolk in a small bowl. Add small amount of hot mixture to yolk.
* return to mixture in saucepan, cook 3 minutes stirring constantly
* cool slightly, spoon over cheesecake. chill