Simple, really. You need these ingrediants:
1 bottle chocolate syrup
2 bananas, split in half if you want
1 jumbo marshmallow (optional)
2 squares of a hershey chocolate (optinal)
Put the two bananas on a plate and drizzle chocolate on them. If you want, add the marshmallow and chocolate squares. Put it in the freezer until banana feels like ice cream. Then enjoy!