"Star Baker" is a title awarded to the contestant who performs the best in a particular week of the baking competition show, The Great British Bake Off. This accolade recognizes exceptional baking skills, creativity, and presentation in various challenges. The title is determined by a panel of judges, who evaluate the contestants' baked goods based on taste, texture, and appearance. Winning "Star Baker" can boost a contestant's confidence and increase their chances of progressing further in the competition, ultimately aiming for the title of the overall winner of the series.