01 -
In a large bowl, combine the rinsed and drained chickpeas and black beans.
02 -
In a small bowl, whisk together olive oil, red wine vinegar, dried oregano, salt, and black pepper until emulsified.
03 -
Pour the dressing over the beans and toss gently to coat evenly.
04 -
Incorporate thinly sliced red onion, crumbled feta cheese, and chopped fresh parsley into the bowl.
05 -
Toss all ingredients until well combined. Cover and refrigerate for at least 30 minutes to allow flavors to meld; preferably chill for several hours or overnight.
06 -
Serve the salad chilled or at room temperature.