1Preheat a grill pan or skillet over medium heat.
Drizzle olive oil on one side of each slice of ciabatta bread.
Place the bread slices, oil side down, on the grill pan and toast until golden brown.
Remove the bread from the pan and set aside.
Layer the fresh mozzarella slices evenly on four slices of the toasted bread.
Add the tomato slices on top of the mozzarella.
Place fresh basil leaves over the tomatoes.
Drizzle balsamic glaze over the basil leaves.
Top with the remaining slices of toasted bread.
Serve immediately and enjoy your Italian Caprese Sandwich.