Alakina, a seventh-grader at Gregory-Lincoln Education Center, already has plotted a deliberate path that is as self-assured and seamless as a tasting menu at a swank, big-city restaurant. The project's green thumb is culinary educator Kellie Karavias, who brought the program to the school in 2011 after launching a similar school garden at Rodriguez Elementary School, her previous post. The Cultivated Classroom at Gregory-Lincoln began with eight garden beds in an unused plot on the north side of the school; it now has…