I was in the Lourmarin market one Friday many Junes ago when I first noticed them. There, in the midst of the gloriously fresh produce—the bright green clusters of lettuce leaves, the plump red tomatoes, the huge heads of perfectly formed cauliflower, and an impressive pyramid of dazzling green cucumbers—were these dark purple bulbous things. The misshapen balls, each encased in what looked like a very thin and slightly shriveled leathery skin, appeared dense and heavy. The outside covering had wrinkled up just a wee bit on a couple of the balls to reveal a very pretty, glossy purple color, reminiscent of...
[...]