1) Toast walnuts in a dry skillet over medium heat for two minutes until fragrant. Set aside and cool.Arrange apple slices on one platter, and endive leaves on other platter.In a medium bowl combine cooled walnuts, dried cranberries and blue cheese.Top endive leaves with 1 tablespoon cheese mix and a drop or two of balsamic dressing.Put remaining cheese, nuts and blue cheese in a bowl to serve with apple slices.