Twenty-plus years ago, Melissa McAvoy was working in a French restaurant in Port St. Lucie, and it was during this time of year that the staff would come together for a celebratory luncheon. They’d don their Vin Georges Duboeuf pins, generally on the third Thursday of the month, and taste the year’s Beaujolais Nouveau release, made from gamay grapes and rife with light flavors — ...