In the video, a person is seen cutting an onion on a red cutting board. The person is using a knife to chop the onion into small pieces. The onion is purple in color, and the person is wearing a black shirt. The cutting board is placed on a table, and there is a bowl of lemons next to it. The person's hands are visible, and they are wearing a ring on their left hand. The knife is silver and sharp, and the person is using a chopping motion to cut the onion.