And the winner is Illa Miller of Kalona. Miller won the Community Foundation of Washington County’s 5th Annual Chef Cook-off Tuesday night against last year’s winner Stacia Bontrager of Wellman and Stacia’s Catering. Miller operates Hearth-N-Home Cooking. The two area chefs prepared meals for 120 attendees who judged the meal. Nearly $4,000 was raised at the event for the non-profit Foundation, which establishes endowments for area non-profits, institutions and individuals.