Preheat oven and prepare cake pans as detailed on the full instructions link.
Make the Classic Chocolate Chip Cookie Cake batter.
Make the Chocolate Chip Cookie Cake batter.
Make the Funfetti Cake Batter Cookie Cake batter.
Bake the cakes as per the instructions in the link.
Make the Vanilla Buttercream frosting.
Assemble the cake by layering the different cookie cakes with frosting in between.
Decorate with additional sprinkles.
Enjoy your Ultimate Chocolate Chip Cookie Layer Cake!
