Steps
1. In a bowl, combine diced cucumber, chickpeas, cherry tomatoes, red onion, and parsley.
2. In a small bowl, whisk together olive oil, lemon juice, salt, and pepper to create the dressing.
3. Pour the dressing over the salad and toss gently to coat all ingredients evenly.
4. Sprinkle feta cheese on top if using.
5. Serve immediately or let it chill in the fridge for 10 minutes for enhanced flavor.