Looking for an appetizer, tapas snack or tasty vegetarian appetizer? This crostini with Parmesan cheese and pear is one that tastes great with almost anything. You only need a few ingredients. This snack is so delicious because salt and salty are combined here. The sweet pear and spicy cinnamon go well with the salty Parmesan cheese. Delicious on a crispy crostini for an extra bite.