Greek Tomato Salad

Ingredients (8)

• 3-4 ripe tomatoes, chopped
• 1 cucumber, chopped
• 1/2 red onion, chopped
• 1 teaspoon fresh oregano
• 1/3 cup olive oil
• 1/2 cup red wine vinegar
• 1 teaspoon kosher salt
• Pinch of black pepper