Okay, so technically mac and cheese isn’t illegal anywhere, but certain types of food coloring are, including Yellow #6. Yellow #6 has been found to be harmful to children, and as such, any foods that include Yellow #6 are banned in Norway and Austria. One of those foods? Boxed mac and cheese. While this is obviously a nightmare for many of us to hear, Kraft Mac ‘n’ Cheese having been an integral part of our childhood, the good news is that you can probably make a better version from scratch.