After decades of community service to Dorchester residents, Sister Joyce McMullen thinks it’s probably time to take it easy

After decades of community service to Dorchester residents, Sister Joyce McMullen thinks it’s probably time to take it easy

Cassidy McNeeley, Reporter StaffSister Joyce McMullen is shown behind the wheel of the 15-passenger van that she often drives to deliver food to needy residents in and around Dorchester. A longtime Sister of Notre Dame de Namur, McMullen plans to retire this week at age 82. Cassidy McNeeley photo It’s 10 a.m. at Greenhills Bakery, and the line of sleepy residents in need of their morning caffeine has grown past the shelves of traditional Irish …