Yes, you can freeze dump cake before baking and bake it straight from the freezer. Use a metal pan, allow extra time, and check that the fruit is bubbling and the topping is browned rather than relying on the clock.
Essential Concepts
Freeze well wrapped; bake from frozen.
Related posts: [Dump cake storage](/dump-cake-storage/) and [How to bake dump cake](/how-to-bake-dump-cake/)
