When Joanne Mc-Cavery was a little girl, instead of using colorful clay to mold pretend food, she used the leftover dough from her parents’ bakery to create miniature turnovers and cookies. The warmth of the ovens and intoxicating smells of fresh loaves of bread and pastries often lulled Joanne asleep atop 100-pound bags of flour as she watched her mom work at her desk. When she was in high…