StringDict inventory;

void setup() {
  size(200, 200);
  inventory = new StringDict();
  inventory.set("coffee","black");
  inventory.set("flour","white");
  inventory.set("tea","green");
  println(inventory);
  noLoop();
  fill(0);
  textAlign(CENTER);
}

void draw() {
  String s = inventory.get("tea");
  text(s, width/2, height/2);
}