Embrace the essence of fall with this Cheesy Pumpkin Alfredo Bake, a comforting dish that combines rich flavors and creamy textures. This delightful bake features penne pasta coated in a luscious pumpkin Alfredo sauce, topped with gooey mozzarella and nutty Parmesan cheese. Perfect for family dinners or casual gatherings, it's a seasonal favorite that warms the soul and inspires cozy moments around the table. Enjoy this nostalgic dish for a nourishing celebration of autumn!
1 pound (16 oz) penne pasta
2 tablespoons olive oil
1 small onion, finely chopped
3 cloves garlic, minced
1 can (15 oz) pure pumpkin puree
1 cup heavy cream
1 cup grated Parmesan cheese
1 cup shredded mozzarella cheese
½ teaspoon ground nutmeg
1 teaspoon Italian seasoning
Salt and pepper, to taste
Fresh parsley, chopped (for garnish)