Anelloni with Spicy Lamb and Greens

Name: Anelloni with Spicy Lamb and Greens
Ingredients: 3/4 Pounds lean ground lamb; 1 1/2 Tablespoon dried Greek or Sicilian oregano; 1 Tablespoon Aleppo pepper, more or less to taste; 1 Teaspoon Moroccan harissa, or more to taste; 1 Teaspoon ground cumin; 1 Teaspoon ground coriander; 4 garlic cloves, finely minced; 1/4 Cup flat-leaf parsley, finely chopped; Sea salt and freshly ground black pepper; 2 Tablespoons extra-virgin olive oil; 1/4 Cup heavy cream; 1 bunch mustard greens, trimmed and sliced about an inch thick; 1 Pound anelloni, or any other ribbed tubular shape; 1/4 Cup toasted unflavored bread crumbs; 3 Tablespoons freshly grated Parmigiano-Reggiano, or to taste