Aunt peggy's cucumber, tomato and onion salad

Name: Aunt peggy's cucumber, tomato and onion salad
Prep time: 15 min
Total time: 15 min
Yield: 2
Cuisine: En
Ingredients: 2 large cucumbers; 1 pint cherry tomatoes; 1/2 sweet onion; 2 Tablespoons chopped parsley leaves; 2 Tablespoons apple cider vinegar; 2 Tablespoons olive oil; Salt & Pepper