The Best Baked Ziti

Ingredients (15)

• + ¾ pound hot Italian sausage add to pantry
• + ¾ pound sweet Italian sausage add to pantry
• + 2 tablespoons olive oil add to pantry
• + 1 large yellow onion, diced add to pantry
• + ½ teaspoon dried oregano add to pantry
• + ¼ teaspoon dried thyme add to pantry
• + ¼ teaspoon dried rosemary add to pantry
• + 2 (24 ounce) jars prepared marinara sauce add to pantry
• + 2 cups water add to pantry
• + 1 (16 ounce) package ziti pasta add to pantry
• + 1 drizzle olive oil add to pantry
• + 1 ½ cups whole-milk ricotta cheese add to pantry
• + 8 ounces mozzarella cheese, cut into small cubes add to pantry
• ✓ 1 cup grated Pecorino Romano cheese
• + 1 teaspoon chopped flat-leaf (Italian) parsley, or to taste add to pantry