Mediterranean Chopped Salad

Ingredients

• 2 medium tomatoes, seeded and diced
• 1 cup diced seedless cucumber (1/4 medium)
• 1/4 cup chopped scallions
• 1/4 cup coarsely chopped fresh parsley
• 1/4 cup Kalamata olives, pitted and coarsely chopped
• 2 tablespoons extra-virgin olive oil
• 1 tablespoon white-wine vinegar
• 1/4 teaspoon salt, or to taste
• Freshly ground pepper to taste