In the video, a person is seen slicing an onion on a wooden cutting board. The person is using a large knife to cut the onion into thin slices. The onion is white and appears to be fresh. The person's hands are visible as they hold the onion in place while cutting. The cutting board is brown and appears to be made of wood. The knife is silver and has a sharp edge. The person's movements are steady and precise as they slice through the onion. The background is blurred, but it appears to be a kitchen setting.