Toast marshmallow on an open fire.
Use a clean burning ethanol Sterno.
You don’t need an open fire to enjoy Smorecups.. toast marshmallows in your oven!
Set your oven to broil, put the rack in lowest position. Put aluminum foil on a cookie sheet and spray with cooking spray. Place marshmallows on the sheet and toast for 30 to 60 seconds. Watch closely for desired toast.