1 unbaked pie shell
4-6 apples (Winesap, Jonathan, Rome, Beauty or Newton)
1/2 c. sour cream
2 tbsp. flour
3/4 c. sugar
1 tsp. vanilla

TOPPING:

1/3 c. butter
1/3 c. sugar
1/3 c. flour
1/4 tsp. cinnamon

Slice apples into 9 inch unbaked pie shell. Mix sour cream, flour, sugar and vanilla together. Pour over apples. Bake at 375 degrees for 30 minutes. Mix butter, sugar, flour and cinnamon together and crumble over top of pie. Place back in oven for 30 minutes more.