Chef Isaac P. Aldrich of the Sebasco Harbor Resort in Phippsburg won the Incredible Breakfast Cook-Off Friday with his Maine Lobster Breakfast Taco. The cook-off marks the traditional launch of Maine Restaurant Week, which runs from March 1-12. This year the event, held at Sea Dog Brewing Co. in South Portland, featured chefs from 11 restaurants joining in a friendly competition to see who can make the best breakfast dish.