Cheesy Sausage Pasta (one pot)

Bahan-bahan (6 porsi)

• ½ pound Italian sausage links
• 1 onion (finely diced)
• 2 cups milk
• 1 ½ cups chicken broth (or water)
• 1 ½ cups penne
• 1 tablespoon cornstarch
• 1 teaspoon garlic powder
• 1 teaspoon granulated sugar
• 1 teaspoon paprika
• 1 teaspoon black pepper
• ¼ teaspoon salt (more to taste)
• 1 cup shredded cheddar cheese
• ½ cup shredded gruyere cheese
• ½ cup shredded Parmesan cheese