Skewer cake, kiwi, banana and pear onto wooden picks. Arrange on outer edge of serving plate. Cover with plastic wrap; refrigerate while making fondue.
Combine milk and chocolate in small nonstick saucepan. Place over medium heat, stirring often, for 3 to 4 minutes or until chocolate is bubbly. Continue to heat 3 to 4 minutes longer, until chocolate is melted, mixture smooth and thick. Stir in mint extract. Pour into small dipping cup. Place in center of fruit plate. Serve while chocolate is hot.