Steps
1. Cook quinoa according to package instructions and let it cool.
2. In a bowl, combine cherry tomatoes, cucumber, red bell pepper, red onion, and parsley.
3. Add the cooled quinoa to the vegetable mixture.
4. In a small bowl, whisk together lemon juice, olive oil, salt, and pepper.
5. Pour the dressing over the salad and toss gently to combine.
6. Sprinkle feta cheese on top before serving.