Crust:

1/2 c. butter
1/3 c. sugar
1/4 tsp. vanilla
1 c. flour

Cream butter, sugar and vanilla. Blend in flour. Spread dough on bottom and about 2" up sides of 9" springform pan.

2 (8 oz) pkg cream cheese
3/4 c. sugar
2 eggs
1 tsp. vanilla

Combine cream cheese and sugar; mix well. Blend in egg and vanilla. Pour into pan.

1/2 tsp. cinnamon
1/4 c. chopped walnuts
4 c. peeled apple slices (Granny Smith best)

Combine sugar and cinnamon. Toss apples in mixture. Spoon over cream cheese. Sprinkle with walnuts.

Bake at 450°F for 10 minutes. Reduce heat to 400°F and bake 25 minutes more.

Cool on wire rack for 10 minutes before removing from pan.

Refrigerate for at least 3 hours before serving.