In this tutorial, we learn how to cook your green beans so they keep their color. The secret ingredient you can add to your boiling water while cooking your green beans is ice! This will help the green and yellow colors from appearing in your green beans! It will keep the color a beautiful green and not mix in any other colors. To start, put enough water to cover the green beans in a saute pan and then heat it up, put in the green beans and as you cook them add in ice cubes. When finished, add salt and then you will be able to enjoy them!