Cook the pasta as directed on the package.Melt the butter in pan over medium heat, add the garlic and cook until fragrant, about a minute.
Add the cream, pumpkin puree, goat cheese, parmesan, sage and pumpkin pie spice and simmer until the cheese has melted.
Remove from heat and season with salt and pepper.Melt the butter in a pan over medium heat, let it turn a light brown, add the sage and fry until crispy.
Serve hot over the pasta garnished with more parmesan and crispy fried sage.