· 1 ½ pounds plum tomatoes, seeded and cut into small dice· ¼ cup chopped fresh basil· 6 tablespoons extra-virgin olive oil, divided· 2 tablespoons finely chopped red onion· 2 large cloves garlic, minced· 2 teaspoons red wine vinegar· freshly ground black pepper to taste· 1 French baguette, cut into 1/2-inch thick slices· 1 tablespoon high-quality balsamic vinegar, or to taste
Step 1Stir tomatoes, basil, 3 tablespoons olive oil, red onion, garlic, red wine vinegar, and pepper together in a bowl; let tomato mixture stand at room temperature for 15 minutes, then place in the refrigerator to marinate for 45 minutes.Step 2Set oven rack about 6 inches from the heat source and preheat the oven's broiler.Step 3Brush one side of each slice of bread with remaining olive oil. Place bread slices, oiled-side-up, onto a baking sheet.Step 4Broil until golden brown, about 2 minutes; remove from oven. Spoon tomato mixture evenly over the top of toasted bread slices; drizzle balsamic vinegar evenly over tomato mixture. Serve immediately.