To set up the trick, squeeze several drops of liquid food coloring over the bottom of a bowl, then pour in dry cereal to conceal the droplets. When a family member sits down to his cereal and adds some milk, he&#x27;ll think he&#x27;s entered a Technicolor twilight zone. http://familyfun.go.com/recipes/breakfast-recipes/breakfast-cereal/magic-milk-bowl-699476/