In the video, a person is seen chopping an onion on a wooden cutting board. The person is using a large knife to chop the onion into small pieces. The onion is purple and white in color, and the person is wearing a white shirt. The cutting board is placed on a countertop, and there is a red tomato visible in the background. The person's hands are steady as they chop the onion, and the knife moves quickly through the onion. The video is shot from a close-up angle, focusing on the person's hands and the onion.