Open the two cans of dough and set aside the icing. Preheat oven to 350 degrees F.
Unroll each of the large cinnamon rolls almost to the center.
Spray a 10" round casserole dish with cooking spray.
Place half of the cinnamon roll dough in folds to one side of the baking dish.
Repeat on the other side of the dish with the remaining dough. Leave a 1/2" space down the center.
Bake for 30 minutes or until the top turns golden brown.
Mix a drop of red food coloring with the icing in a medium bowl.
Top the cinnamon roll casserole with the pink icing using a butter knife.
Cut into wedges and serve or have party guests simply pull the brain casserole apart with a fork.