In the video, a person is seen using a spatula to spread a thick, brown mixture evenly across the bottom of a glass baking dish. The mixture appears to be a type of batter or filling, and the person is making sure it is spread out evenly to cover the entire surface of the dish. The spatula is white, and the person is using it with care to avoid any lumps or unevenness in the mixture. The baking dish is placed on a countertop, and the person's hands are visible as they work. The lighting in the video is bright, and the focus is on the action of spreading the mixture.