This is a test of commonsense. Complete the next sentence:

How to make a m&m brownie sundae cake
Place aluminum foil in and around two 9-inch cake pans.
Be sure that a little foil extends over the edges. This portion will help you pull out the cakes easier at the end.
Get a little vegetable cooking spray and shoot a light film on the foil. Look at the back of your brownie mix package and preheat your oven to the directions.