01 - Arrange the sliced tomatoes and onions on a large serving plate in alternating layers for visual appeal.
02 - In a small bowl, whisk together olive oil, red wine vinegar, lemon juice, salt, and black pepper until emulsified.
03 - Drizzle the dressing evenly over the tomatoes and onions, ensuring all pieces receive coating.
04 - Sprinkle chopped parsley on top for fresh color and herbal flavor.
05 - Allow the salad to marinate for 5 minutes before serving to let flavors meld.