01 -
Preheat the oven to 175°C (350°F).
02 -
Lightly grease a 23x33 cm (9x13-inch) baking dish.
03 -
Evenly distribute the undrained crushed pineapple in the base of the prepared baking dish.
04 -
Spoon dollops of German chocolate frosting over the pineapple layer.
05 -
Sprinkle yellow cake mix evenly over the frosting and pineapple layers.
06 -
Scatter chopped pecans and shredded coconut evenly over the cake mix.
07 -
Arrange butter slices in an even layer across the top.
08 -
Transfer dish to oven and bake for 45-50 minutes, until the surface is golden and the filling is bubbling at the edges.
09 -
Allow to cool for at least 15 minutes before serving to help the structure set.