01 - Rinse quinoa thoroughly under cold running water.
02 - In a medium saucepan, combine quinoa and water. Bring to a boil, then reduce heat to low. Cover and simmer for 12 to 15 minutes until water is absorbed and quinoa is tender. Remove from heat, cover, and let stand for 5 minutes. Fluff with a fork and cool to room temperature.
03 - In a large bowl, mix cooled quinoa with cherry tomatoes, cucumber, red onion, olives, feta, parsley, and mint.
04 - Whisk together olive oil, lemon juice, oregano, salt, and black pepper in a small bowl until combined.
05 - Pour the dressing over the salad and toss gently to coat all ingredients evenly.
06 - Taste the salad and adjust seasoning if necessary. Serve chilled or at room temperature.