Walnut Bread Crostini with Sauteed Pear, Prosciutto, Gorgonzola Cheese and a Balsamic-Port Reduction

Ingredients

• 1 loaf walnut bread, sliced into 1/4-inch thick slices and then cut into bite size squares
• 2 tablespoons olive oil, plus extra for brushing bread
• 1 pear, peeled, cored, cut into 1/4's and then sliced into ?-inch slices
• Salt and pepper
• 2 tablespoons balsamic vinegar
• 1/2 cup port wine
• 4 thin slices prosciutto
• 2 ounces gorgonzola cheese