Toast the Bread: Preheat the oven to 400°F (200°C). Arrange the bread slices on a baking sheet and bake for 5–7 minutes until golden brown.
Prepare the Tomatoes: In a bowl, mix diced tomatoes, chopped basil, olive oil, balsamic vinegar (if using), salt, and pepper. Let it sit for 10 minutes.
Rub with Garlic: While the bread is warm, rub each slice with a peeled garlic clove for extra flavor.
Assemble: Spoon the tomato mixture onto the toasted bread. Drizzle with a little extra olive oil.
Serve Immediately: Enjoy while fresh and crispy!