In the video, a person is seen cutting an onion on a wooden cutting board. The person is wearing a white apron and uses a knife to chop the onion into thin slices. The onion is white and appears to be fresh. The person's hands are visible, and they are wearing a ring on their left hand. The background is a white surface, and there are no other objects or people visible in the video. The person's movements are steady and precise as they slice through the onion.