The video shows a person using a metal grater to grate lemon zest onto a cupcake. The cupcake is one of several that are decorated with yellow and purple frosting. The person's hand is visible as they grate the lemon zest onto the cupcake, adding a citrusy flavor to the sweet treat. The cupcakes are arranged neatly on a white surface, and the frosting is piped in a swirl pattern, giving the cupcakes a visually appealing look. The lemon zest adds a pop of color and a hint of tartness to the sweet cupcakes.