“My grandfather created Château Cailleteau Bergeron in 1933,” says Pierre-Charles Dartier, a tall, affable fellow with the rugged, camera-ready good looks of a football star, standing in front of his family’s winery with his sister and partner, Marie Dartier. It…

“My grandfather created Château Cailleteau Bergeron in 1933,” says Pierre-Charles Dartier, a tall, affable fellow with the rugged, camera-ready good looks of a football star, standing in front of his family’s winery with his sister and partner, Marie Dartier. It…