In the video, a person is seen mixing marshmallows with blue food coloring in a glass bowl. The person uses a spoon to stir the marshmallows and food coloring together, ensuring that the color is evenly distributed throughout the marshmallows. The person then uses a pink spatula to mix the marshmallows and food coloring more thoroughly. The video is shot against a yellow background, which contrasts with the white marshmallows and the vibrant blue color of the food coloring. The person's movements are deliberate and careful, indicating that they are trying to achieve a specific color result. The video ends with the person continuing to mix the marshmallows and food coloring, with the blue color becoming more prominent as the mixing progresses.