Italian Flag Lasagna is a classic Italian dish that features the colors of the Italian flag - green, white, and red. This delicious lasagna is made with layers of spinach, ricotta cheese, and tomato sauce. The spinach adds a vibrant green color, while the ricotta cheese provides a creamy white layer, and the tomato sauce brings a rich red hue. It's a visually stunning dish that is as delicious as it is beautiful.