The term 'Bakery Elevator' refers to a job that involves operating an elevator in a bakery. The crossword solution for this term is 'YEAST', which is a type of leavening agent used in baking. YEAST is a single-celled organism that produces carbon dioxide and alcohol when it ferments, which helps dough to rise and gives baked goods a light texture. YEAST is an essential ingredient in many types of breads, cakes, and other baked goods.