Preheat oven to 350 degrees. Lightly grease a 9x13 pan.
For the Cake:
In the bowl of an electric mixer, beat the cake mix, butter, vanilla and egg until well combined. Pat evenly into the bottom of the pan and set aside.
For the Filling:
Still using the electric mixer, beat cream cheese until smooth. Beat in eggs. Dump in powdered sugar and beat well. Reduce speed of mixer and slowly pour in melted butter until combined. Beat in vanilla, pecans and coconut.
Pour into pan and bake for 40-45 minutes until center is firm. Let cool completely and cut into squares.
Notes
Makes 18-24 bars.
Recipe by DessertedPlanet.com at https://dessertedplanet.com/german-chocolate-ooey-gooey-butter-cake/