In a large bowl, combine quinoa, garbanzo beans, red onion, grape tomatoes, artichoke hearts, roasted red pepper, olives, cucumber, and dill.
To make the dressing, combine olive oil, lemon juice, balsamic vinegar, garlic, Mediterranean seasoning, salt and pepper in a blender.
Process until smooth.
Toss dressing with salad. If desired, top with crumbled feta.
Serve chilled or at room temperature.
