For a spicier kick, use roasted red pepper oil or add a dash of red pepper flakes to the olive oil before brushing.
You can make infused garlic oil by heating oil with garlic cloves until fragrant, then straining. Store in a dark place and use within a week for safety.
Other excellent toppings include roasted eggplant, caramelized onions, or a spread of ricotta and honey.
Serve bruschetta immediately after assembling to prevent the bread from becoming soggy.