Easy Italian Sausage and Peppers Pasta

Ingredients

• ¼ cup olive oil ((divided))
• 1 pound Italian turkey or pork sausages ((sweet or hot))
• 2 red bell peppers ((cored, seeded, and sliced lengthwise))
• 2 large onions ((halved and sliced))
• Kosher salt and freshly ground black pepper ((to taste))
• 1 tablespoon minced garlic
• ½ teaspoon dried oregano
• ½ teaspoon dried basil
• ½ cup Marsala wine
• ¼ cup tomato paste
• 1 can (14 1/2-ounce) diced or crushed tomatoes
• ¼ teaspoon red pepper flakes
• 1 pound dried ziti
• ¼ cup freshly grated Parmesan ((plus more to serve))