The Green Fork, a farm-to-table restaurant in Williamsburg, Brooklyn, has appointed Chef Maria Chen as its new executive chef. Chen, previously at Riverstone in Manhattan, brings experience in seasonal American cuisine with an emphasis on local produce. She is expected to introduce new dishes focusing on sustainable ingredients starting next month. The restaurant's owners said they are optimistic about the culinary direction under Chen's leadership. Chen's arrival marks a shift in the menu aimed at broadening The Green Fork's appeal to neighborhood diners.