Not all methods of cooking broccoli are created equal, and some simple tips can ensure you get the most nutrients out of it. Whether it’s steamed, roasted or added to a stir-fry, broccoli is a healthy option packed with vitamins such as A, C and K, minerals such as calcium, potassium and iron, fiber and even a potentially cancer-fighting compound, The Washington Post recently reported. But certain ways of cooking broccoli can ensure you get the most out of the cruciferous vegetable and preserve those compounds. Boiling broccoli can cause water-soluble nutrients and compounds to leach into the cooking water,...