The video shows a close-up of a chocolate cupcake in a brown paper cup. A person is using a piping bag with a star tip to apply pink and blue frosting onto the cupcake. The frosting is applied in a circular motion, creating a swirl pattern on top of the cupcake. The cupcake is placed on a countertop, and the background is blurred, focusing the viewer's attention on the cupcake and the decorating process.