01 -
Combine graham cracker crumbs with melted butter and granulated sugar. Mix until the mixture is evenly moistened. Press firmly into the base of a 9-inch springform pan. Bake at 350°F for 8 minutes, then cool completely.
02 -
In a large mixing bowl, blend softened cream cheese until smooth. Add granulated sugar and vanilla extract; mix until well combined. Add eggs individually, mixing on low speed and scraping bowl after each addition. Gently fold in sour cream until fully incorporated.
03 -
Pour the cream cheese filling onto the baked crust. Smooth the surface with a spatula and set aside.
04 -
In a medium saucepan, combine diced apples, brown sugar, and cinnamon. In a small bowl, dissolve cornstarch in water and stir into apples. Add lemon juice. Cook over medium heat, stirring, until apples soften and mixture thickens. Cool slightly.
05 -
Evenly spoon the apple mixture over the cream cheese filling in the pan.
06 -
In a bowl, mix flour and brown sugar. Add cubed cold butter and, using fingers or a pastry blender, rub until the mixture forms coarse crumbs.
07 -
Scatter the crumble topping across the apple layer. Place the pan in a larger baking dish and pour in hot water halfway up the sides to create a water bath. Bake at 350°F for 30-45 minutes, or until the center is just set but still slightly wobbly.
08 -
Allow cheesecake to cool to room temperature before refrigerating for at least 4 hours or overnight for best slicing texture.