1 lb (about 2), peeled and thinly sliced cucumbers
1 pint halved cherry tomatoes
1/2 very thinly sliced Vidalia onion
2 tablespoons chopped fresh parsley leaves
1 tablespoon apple cider vinegar
1 tablespoon olive oil
salt
freshly ground black pepper
Toss everything together in a large serving bowl. Season with salt and pepper, to taste.
Let the salad stand for 10 minutes before serving.