Step 1

Cook the pasta according to package instructions. Drain and set aside but keep it warm.

Step 2

While the pasta cooks, bring a large skillet to medium heat and add the olive oil and minced garlic. Cook just until fragrant. Whisk in the tomato paste, pumpkin, half and half until smooth. Add the vegetable broth, nutmeg, salt and pepper. Stir until combined. Let cook on low about 5 minutes.

Step 3

Add the spinach. Cook until it lightly wilts.

Step 4

Stir in pasta and toss to coat. Sprinkle with walnuts and Parmesan, if desired and serve.