Cheese and Yogurt Produced by Ferme Isle Saint-Jean, Rustico, PEI (Photo courtesy of Ferme Isle Saint-Jean) November 12, 2017 1000 × 750 Rustico Sheep Farm Produces Cheese and Yogurt Cheese and Yogurt Produced by Ferme Isle Saint-Jean, Rustico, PEI (Photo courtesy of Ferme Isle Saint-Jean)