Stuffed Sweet Potatoes Italian Style

Bahan-bahan (4 porsi)

• Cooking spray
• 4 medium sweet potatoes (about 7 ounces each)
• ½ cup marinara
• ¼ cup freshly grated parmesan cheese
• 4 ounces part-skim mozzarella (thinly sliced)
• 10 fresh basil leaves (chopped (for garnish))
• Kosher salt
• Freshly ground black pepper
• Red pepper flakes (optional)
• Pine nuts (optional)
• 4 cups baby arugula
• 2 teaspoons good quality balsamic vinegar
• 2 teaspoons extra-virgin olive oil
• Pinch kosher salt
• Freshly ground black pepper