1Preheat oven to 350 degrees F (175 degrees C). Grease and flour one 9x13 inch pan.
Beat together 1 egg, cake mix, & butter for 5 mins. Mix and pour into prepared pan flatten like a crust
Cream together cream cheese, confectioners' sugar, 2 eggs, and vanilla extract. Pour on top of the cake base.
Bake 35-40 minutes until browned and a litte gooey inside.