Broccoli rabe or broccoli raab is considered broccoli although it is also related to both turnips and mustard family. It is an Italian heirloom that produces flavorful shoots and leaves that look more like asparagus. This heirloom broccoli has spiky broccoli-like florets instead of domes. It continuously produces side shoots until the end of the growing season. As an Italian heirloom broccoli, it is often used in many southern Italian dishes.