Prepare the quinoa according to package directions. Set aside to cool.
Once the quinoa is cool, place it in a large bowl and add the chopped broccoli, onion, and dried cranberries. Toss together.
Put all of the ingredients for the dressing in a jar with a lid. Shake well to combine.
Pour the dressing over the salad and mix well to coat.
Serve immediately. Store leftovers in the refrigerator.
Notes
Store leftover salad in the refrigerator - it should stay good for 4 days.If you want to make the salad ahead of time, you can do that. Keep the dressing separate until you are ready to serve.