Porcini Risotto with Serrano Ham

Name: Porcini Risotto with Serrano Ham
Ingredients: 1 cup dried porcini mushrooms; 1 1/2 cups boiling water; 1/2 cup mascarpone cheese; 1/2 cup freshly grated Parmesan cheese; 1 garlic clove, minced; 7 cups chicken stock; 2 tablespoons extra-virgin olive oil; 4 large scallions, minced; 3 slices of lean bacon, finely diced; 1/2 teaspoon chopped fresh rosemary; 2 cups arborio rice; 1/2 cup dry white wine; Salt and freshly ground pepper; 1 tablespoon unsalted butter; 1/2 pound thinly sliced Serrano ham, cut into strips; 2 tablespoons chopped flat-leaf parsley