In the video, a person is seen filling cupcake liners with batter. The person uses a spoon to scoop the batter into the liners, filling them up. After filling all the liners, the person then proceeds to add a dollop of jam to the center of each filled liner. The person uses a spoon to carefully place the jam in the center of each liner. The video ends with the person placing the filled liners into a cupcake pan.