Scoop Ice Cream into blender.
Pour milk, marshmallow mixture into blender.
Add vanilla extract to blender.
(Optional) Add peppermint extract or fresh mint into blender.(Optional) Add Marshmallow Vodka into blender.
(Optional) Rim glasses with cupcake icing and toppings of choice.
Pour Milkshake into glasses
Top with whip cream, sprinkles, and decorative toppings.