Add the bell peppers, tomatoes, red onions, garlic, oregano, salt, freshly ground black pepper and olive oil. Toss the vegetables to coat with the seasoning.
1 red bell pepper, 1 orange bell pepper, 2 vine ripened tomatoes, 1/4 large red onion, 3 cloves garlic, 1 -2 teaspoon fresh oregano, 1/4 teaspoon kosher salt, 1/8 teaspoon freshly ground black pepper, 2 - 4 tablespoons extra virgin olive oil