In the video, a person is seen using a piping bag to apply a yellow substance onto a tray. The substance is being applied in a zigzag pattern, and the person is moving the piping bag back and forth to create the pattern. The tray appears to be made of metal and is rectangular in shape. The yellow substance has a thick consistency and is being applied in a steady stream from the piping bag. The person's hand is visible, and they are wearing a bracelet. The background is not clearly visible, but it appears to be a kitchen setting.