Cheesy Tuscan Spaghetti Squash

Bahan-bahan (4 porsi)

• 2 medium spaghetti squash
• Olive oil, for brushing
• Kosher salt and black pepper
• 1 whole head garlic
• 1 can (15 ounces) crushed tomatoes
• 1/2 cup chicken or vegetable stock
• 3 tablespoons prepared pesto
• 1 cup plain Greek yogurt
• 1 cup (4 ounces) Borden® Cheese Mozzarella Shreds
• 5 ounces fresh baby spinach
• Salt and pepper, to taste
• Red pepper flakes, to taste
• 8 slices Borden® Cheese Smoked Provolone Slices
• Basil leaves, to top