This salad I grew up on. Flavored with extra-virgin olive oil and fresh chopped oregano.
Mix tomatoes, red onion, cucumber, olive oil, oregano, salt, and black pepper together in a bowl; stir to coat. Let sit for 30 minutes to blend flavors.
Per Serving: 128 calories; protein 1.6g; carbohydrates 8.1g; fat 10.5g; sodium 8.5mg.