Created by Fizzybrat on August 28, 2017
Step 1: Heat oven to 350.
Step 2: Grease and flour 13x9x2 baking pan.
Step 3: Prepare cake mix as directed on box.
Step 4: Pour cake batter into prepared pan.
Step 5: Cut marshmallows in half crosswise and arrange in rows over batter.
Step 6: Mix brown sugar and nuts, sprinkle over top.
Step 7: Bake 40-45 minutes.