In the video, a person is seen cutting a white onion on a wooden cutting board. The person uses a knife to slice the onion into small pieces. The onion is cut into several pieces, and the person then picks up the pieces and places them in their hand. The video focuses on the action of cutting the onion and the resulting pieces. The person's hand is visible, and the knife is used with precision to cut the onion. The wooden cutting board provides a stable surface for cutting. The onion pieces are small and uniform in size. The video does not show any other objects or actions.