Baked Ziti with Sausage & Swiss Chard

Name: Baked Ziti with Sausage & Swiss Chard
Prep time: 10 min
Cook time: 1 h 15 min
Total time: 1 h 25 min
Cuisine: European, Italian, Mediterranean
Ingredients: 1 pound (455 g) low FODMAP gluten-free ziti or penne,; Kosher salt; 8 ounces (170 g) Swiss chard, (washed); 1 pound (455 g) low FODMAP Italian sausage, (pork based, sweet, hot or a blend of both); 2 (19.4 ounce/550 g) jars; 1 pound (455 g) mozzarella cheese, (low fat or regular, half cut into small cubes and half shredded); 1/2 cup (50 g) grated Parmigiano Reggiano cheese, (divided); 1/2 cup (50 g) grated Pecorino Romano cheese, (divided)