Place The Chicken Nuggets On A Microwave-Safe Plate. Cook In Microwave Until Hot In The Middle, About 2 Minutes. Spread 1 Tablespoon Tomato Sauce On One Piece Of The Hamburger Bun; Cover The Sauce With The American Cheese Slice. Arrange The Chicken Nuggets Onto The Cheese. Pour The Remaining Tomato Sauce Over The Nuggets; Sprinkle With The Parmesan Cheese