To make this tart, gather puff pastry, cherry tomatoes, balsamic vinegar, olive oil, garlic, fresh basil, and herbed Boursin cheese. First, mix cherry tomatoes with balsamic, olive oil, and garlic. Roast them well.Next, spread herbed Boursin cheese on the puff pastry. Top it with the roasted tomatoes and fresh basil. Bake it until golden. Enjoy this delightful appetizer or meal.