I’ve found that using royal icing for cookie decorating not only allows for vibrant colors but also gives you the versatility to create intricate designs, like pixel art, which can really make your cookies stand out. When working with pixel art styles on cookies, it's helpful to plan your design in advance, perhaps by sketching out a grid on paper to visualize the pixels. The consistency of the royal icing is key—thicker icing works best for outlining the pixels, while a slightly thinner one fills in the squares smoothly without bleeding. One tip I often use is to allow each color section to dry before adding adjacent colors to avoid blending. Additionally, decorating cookies inspired by pixel art can be a fun activity to do with friends or family, as it encourages creativity and precision. The method also opens up possibilities for customizing cookies with nostalgic or popular pixelated characters, making them great for themed parties or gifts. Overall, experimenting with royal icing and pixel art techniques can elevate your cookie decorating skills and result in delightful edible art pieces that impress everyone.