- Preheat oven to 350°F (175°C). Grease a 9×13-inch baking dish.
- Make the Crust:In a bowl, combine the cake mix, melted butter, and 1 egg. Mix until a thick dough forms. Press evenly into the bottom of the prepared dish.
- Make the Topping:In another bowl, beat the cream cheese until smooth. Add the eggs, vanilla, and melted butter. Mix until combined. Gradually add the powdered sugar and beat until smooth.
- Assemble and Bake:Pour the cream cheese mixture over the crust and spread evenly. Bake for
Gooey Butter Cake