The video shows a close-up of a person's hand placing marshmallows on top of a chocolate-covered dessert. The dessert appears to be a brownie or a similar type of chocolate cake, and the marshmallows are white and fluffy. The person's hand is moving quickly, and the marshmallows are being placed in a somewhat haphazard manner. The background is blurred, but it seems to be a kitchen or a baking area.