Combine (crust ingredients) cake mix, egg, and melted butter in a large mixing bowl
Press into the bottom of a 9x13 baking dish and set aside
Preheat oven to 350 degrees
Mix together cream cheese, butter, eggs, and vanilla
Once mixed, add powdered sugar and combine
After combined whip the mixture for 2 minutes with a paddle attachment
Fill baking dish with the mixture and bake for 45 minutes
Allow to cool completely before cutting and serving
*Once cooked the top will brown uniformly and will crackle