Preheat oven to 350 degrees F
In a bowl, combine 1/2 cup butter, 1/4 cup sugar, and 1/4 teaspoon vanilla. Gradually beat in 1 1/4 cups flour. Press crumbly mixture onto bottom and up sides of 9-inch pie plate. Bake in oven for 5 minutes. Cool.
Beat cream cheese, 1/4 cup sugar and 1/2 teaspoon vanilla until combined. Beat in egg. Pour over crust.
Mix apples, juice, remaining sugar, 2 tablespoons brown sugar, cinnamon and lemon juice. Spoon over cheese. Bake for 45 minutes.
Combine oats, 1/3 cup flour and 1/3 cup brown sugar. Cut in 1/4 cup butter or margarine, to resemble coarse crumbs. Sprinkle over pie. Bake for 15 to 20 minutes more.
Recipe courtesy of The Bavarian Inn, Frakenmuth, MI