Parmesan Baked Sweet Potato Fries

Bahan-bahan (4 porsi)

• 2 pounds sweet potatoes (about 2 medium-sized sweet potatoes), peeled if desired
• 2 Tablespoons vegetable oil (or any high-heat oil)
• 2 teaspoons sea salt
• 1 teaspoon garlic powder
• 1 teaspoon freshly-cracked black pepper
• 1/4 teaspoon ground cayenne
• 1/2 cup freshly-grated Parmesan cheese
• (optional) 1/4 cup finely-chopped fresh parsley