The video shows a person cooking vegetables in a pan on a stove. The vegetables include chopped onions, tomatoes, and bell peppers. The person is using a spatula to stir and mix the vegetables in the pan. The colors of the vegetables are vibrant, with the red of the tomatoes and bell peppers contrasting with the white and purple of the onions. The person is moving the spatula around the pan, ensuring that the vegetables are evenly cooked. The sound of the vegetables sizzling can be heard in the background.