In the video, a person is seen chopping an onion on a wooden cutting board. The person uses a large knife to chop the onion into small pieces. The onion is white and appears to be fresh. The cutting board is made of wood and has a light brown color. The knife has a silver blade and a black handle. The person's hand is visible, and they are wearing a white shirt. The video is shot from a close-up angle, focusing on the onion and the knife.