Bake the brownies for approx. 20 minutes at 350F.
Then place the the s'more back into the oven to bake for 4-5 more minutes or until the marshmallows are melted.
2 pkg graham crackers
1 pkg marshmallows
1 box brownies
Place graham crackers in 13 X 9 pan.
Mix brownies and dump over graham crackers
Bake for 20 minutes at 350F (adjust for different types of pans)
Place marshmallows on top and bake for an additional 4-5 minutes
Spread out the marshmallows and top with graham crackers.