In the video, a person is seen preparing food on a wooden cutting board. The person is slicing an onion into thin pieces. The onion is white and appears to be fresh. The person's hands are visible, and they are using a knife to cut the onion. The cutting board is placed on a white surface, and there are other vegetables visible on the board, including red and yellow bell peppers and mushrooms. The person's movements are precise and careful as they slice the onion.