In a large saucepan combine the truRoots quinoa and Swanson Chicken broth. Bring to a boil then turn heat on low. Cover and cook for 15 minutes. Remove from heat and cool 5 minutes before fluffing with a fork. Cool completely.
Transfer the cooled quinoa to a large bowl. Add in the strawberries, raspberries, blueberries, red onion, cheddar cheese, and walnuts. Toss to combine.
Add in the BBQ chicken and toss. If desired place a few berries and BBQ chicken pieces on top of the quinoa.
For the vinaigrette, place all ingredients in a food processor. Process until smooth.
Serve the quinoa salad with the vinaigrette on the side.