More news about school lunches: High School kids in Chicago protest the junkiness of their school lunches to the school board. When school officials defend serving a daily menu of nachos, pizza, burgers and fries, they often say they’re just giving students what they want. But you wouldn’t know it by listening to an angry coalition of high school students who plan to speak out on Chicago Public Schools meals Wednesday at the monthly Chicago Board of Education meeting. One of those students is Teresa Onstott, a sophomore at Social Justice High School who last week practiced a speech that…