The video shows a person cutting an onion on a green cutting board. The person is using a knife to cut the onion into slices. The onion is white and appears to be a medium-sized onion. The cutting board is placed on a yellow surface, and there is a white plate next to it. The person's hands are visible, and they are wearing a ring on their left hand. The knife used for cutting is a large chef's knife with a black handle. The person is cutting the onion in a circular motion, starting from the top and moving downwards. The slices are evenly cut, and the person is taking care to not cut too deep into the onion. The video is shot from a side angle, and the focus is on the person's hands and the onion.