Squeeze the garlic in half of the oil and stir. Quarter the bread slices, drizzle with the garlic oil and roast in the oven at approx. 200 ° C for about 5 minutes.
Drain the olives, remove the seeds and the stems from the tomatoes and dice finely. Weigh the basil leaves finely.
Mix the tomatoes, olives and basil and season with salt and pepper. Spread the mixture on the bread wedges, sprinkle with cheese and drizzle with the remaining olive oil.
Bake the crostini at 200 ° for another 5-7 minutes.