Steps
1. In a mixing bowl, combine the cooked quinoa, cherry tomatoes, cucumber, red onion, feta cheese, and black olives.
2. In a small bowl, whisk together the olive oil, lemon juice, salt, and pepper to create the dressing.
3. Pour the dressing over the salad and toss gently to combine.
4. Adjust seasoning if necessary and garnish with fresh parsley before serving.