In the video, a person is seen cutting an onion on a cutting board. The person is using a knife to slice the onion into thin pieces. The cutting board is placed on a kitchen counter, and there are other kitchen items visible in the background. The person's hands are visible as they hold the onion and knife, and they are wearing a ring on their left hand. The onion is purple and appears to be a shallot. The person is slicing the onion with precision and care, ensuring that each slice is even. The knife is sharp, and the person is using a rocking motion to slice through the onion. The kitchen counter is clean and well-organized, with a bowl and other kitchen items neatly arranged in the background.