Cheesy Baked Ziti | Command Cooking

Ingredients

• 3/4 pound hot Italian sausage
• 3/4 pound sweet Italian sausage
• 2 tablespoons olive oil, plus more to taste
• 1 large yellow onion, diced
• 1/2 teaspoon dried oregano
• 1/4 teaspoon dried thyme
• 1/4 teaspoon dried rosemary
• 2 (24 ounce) jars marinara sauce
• 2 cups water
• 1 (16 ounce) package ziti pasta
• 1 1/2 cups whole-milk ricotta cheese, divided
• 8 ounces mozzarella cheese, cut into small cubes and divided
• 1 cup Pecorino Romano cheese, grated and divided
• flat-leaf (Italian) parsley, optional, chopped, to taste