CEO Josh Tetrick, left, watches as research and development chef …

AP FILE PHOTO, DEC. 3 | published: December 9, 2013

CEO Josh Tetrick, left, watches as research and development chef Trevor Niekowal makes a plant-based scrambled egg at Hampton Creek Foods in San Francisco. Can plants replace eggs? A San Francisco startup backed by Bill Gates believes they can. Hampton Creek Foods is scouring the planet for plants that can replace chicken eggs in everything from cookies to omelets to French toast.