This post is sponsored by Mueller’s® Pasta. All opinions and text are my own.
Embrace the vibrant tastes of autumn with this exquisite Sage Pasta with Butternut Squash recipe. This dish is more than just a meal; it’s a celebration of seasonal bounty, bringing together sweet butternut squash, earthy sage, and perfectly cooked pasta into a symphony of flavors and textures. Topped with fragrant crispy sage and a generous sprinkle of salty Parmesan, this simple yet sophisticated meal requires just a handful of ingredients and promises to be a beloved addition to your fall dinner rotation, compelling you to reach for a second helping every time.

As the leaves begin to turn and the air grows crisp, my kitchen fills with the aromas of fall produce. This recipe holds a special place in my heart because it masterfully highlights some of my absolute favorite seasonal flavors. The natural sweetness of roasted butternut squash creates an incredible foundation, beautifully complemented by the subtle bitterness of fresh kale, the aromatic punch of sage, the satisfying crunch of walnuts, and the rich, salty depth of Parmesan cheese. It’s a dish that truly embodies comfort and gourmet simplicity.

The Magic of Fall Flavors: Why This Pasta is a Must-Try
There’s something inherently comforting about a warm, hearty pasta dish, especially when it’s infused with the distinct flavors of autumn. This Sage Pasta with Butternut Squash transcends the ordinary, transforming humble ingredients into an extraordinary culinary experience. What makes this recipe truly stand out is the harmonious balance between its components. The roasted butternut squash offers a creamy, naturally sweet counterpoint, while fresh sage, crisped in browned butter, provides an aromatic, slightly peppery crunch that is simply irresistible. Add to this the textural interplay of tender pasta, softened kale, crunchy toasted walnuts, and the savory tang of Parmesan, and you have a dish that delights all the senses.
Beyond its incredible taste, this pasta is a fantastic way to incorporate more seasonal vegetables into your diet. Butternut squash is a powerhouse of vitamins and fiber, and kale adds a boost of nutrients and a vibrant green hue. It’s a meal that feels indulgent yet is packed with wholesome goodness. Plus, its vibrant colors make it a beautiful centerpiece for any fall gathering, whether it’s a casual weeknight dinner or a special occasion.
Essential Ingredients for Sage Pasta with Butternut Squash
Creating an outstanding dish starts with exceptional ingredients. Each component in this recipe plays a vital role in building its complex and satisfying flavor profile.
- Mueller’s Spaghetti: The foundation of any great pasta dish is, naturally, the pasta itself. Mueller’s spaghetti stands out for its commitment to quality. Made with simple, real ingredients – high-quality durum wheat and filtered water – it contains no fillers or preservatives. For over a century, Mueller’s has upheld this straightforward recipe, ensuring consistent taste, superb quality, and remarkable versatility in every strand. Its perfect al dente texture provides the ideal canvas for our rich, flavorful sauce. Choosing a reliable pasta like Mueller’s ensures that your dish will hold up beautifully, absorbing the wonderful flavors without becoming mushy.
- Walnuts: Chopped walnuts are more than just a garnish; they contribute significantly to the dish’s overall appeal. When lightly toasted, their inherent nutty flavor is intensified, and they add a crucial textural element – a delightful crunch that contrasts wonderfully with the tender pasta and squash. Walnuts also bring healthy fats and a touch of earthiness.
- Butter: This isn’t just any butter; it’s the key to creating a luxurious, nutty brown butter sauce. As the butter melts and browns, it develops a deep, rich flavor that perfectly toasts the sage leaves, rendering them crispy and infusing the entire dish with an incredible depth. Brown butter is a secret weapon in many gourmet kitchens, and its role here is transformative.
- Fresh Sage Leaves: Absolutely essential, fresh sage leaves are the star herb of this dish. Their unique, earthy, and slightly peppery aroma is unmistakable. When fried in brown butter until crispy, they become a textural delight and impart an unparalleled flavor that defines the essence of this fall pasta. Don’t skip the fresh sage; dried sage won’t deliver the same vibrant taste or texture.
- Butternut Squash: The hero vegetable of autumn! The inherent sweetness of butternut squash brings a delightful balance to the savory and earthy notes of the dish. Cubed and cooked until tender, it adds a creamy texture and a pop of vibrant orange color. It’s also an effortless way to load your plate with beneficial vegetables, making this pasta a well-rounded and nutritious meal.
- Kale: Providing a touch of bitterness and a beautiful emerald green, kale adds both color and nutritional value. Lightly steamed, it softens just enough to be tender without losing its slight chew, offering another layer of texture and a fresh, wholesome element to the pasta.
- Parmesan Cheese: No savory pasta dish is complete without a generous grating of Parmesan. This hard, salty Italian cheese is paramount for creating a dish bursting with umami flavor. Its saltiness enhances all the other ingredients, and when mixed into the warm pasta, it creates a luscious, slightly creamy coating that brings everything together. Always opt for freshly grated Parmesan for the best flavor and melting quality.
Crafting Your Sage Pasta with Butternut Squash: Step-by-Step Guide
Making this delightful pasta is surprisingly straightforward, and many steps can be done concurrently to get dinner on the table in about 30 minutes. Here’s how to bring this seasonal masterpiece to life:
- Cook the Pasta: Begin by bringing a large pot of salted water to a rolling boil. Add your Mueller’s spaghetti and cook according to package directions, typically about 8-10 minutes, until it’s perfectly al dente. This means it should be tender but still have a slight bite to it.
- Reserve Pasta Water: Before draining, make sure to reserve at least 1 cup of the starchy pasta water. This liquid gold is crucial for creating a silky, emulsified sauce later on, helping the sauce cling beautifully to the pasta. Once reserved, drain the pasta and set it aside.

- Toast the Walnuts: While the pasta cooks, heat a large skillet over medium heat. Add the chopped walnuts and toast them for 2-3 minutes, stirring frequently, until they are lightly golden and fragrant. Be careful not to burn them! Once toasted, remove the walnuts from the pan and set them aside.

- Brown the Butter and Crisp the Sage: Using the same warm, empty skillet, add the butter over medium heat. Once the butter is melted and begins to foam, add the chopped fresh sage leaves. Stir frequently. The butter will start to turn a rich golden brown color and take on a nutty aroma. This process typically takes 2-3 minutes.

- Remove Crispy Sage: Continue to cook the sage for another 1-2 minutes until the leaves are wonderfully crispy. Use a slotted spoon to carefully transfer the crispy sage to a paper towel-lined plate to drain excess butter and cool. The sage will become even crispier as it cools.
- Cook the Butternut Squash: Without cleaning out the skillet (we want all that flavorful brown butter!), add the cubed butternut squash and a half teaspoon of salt. Stir to coat the squash in the butter, then cover the skillet. Cook for 8-10 minutes, or until the squash is tender when pierced with a fork. Give it a gentle stir or flip once or twice during cooking to ensure even browning and tenderness.

- Steam the Kale: Add the chopped kale leaves and about 1/2 cup of the reserved pasta water to the skillet with the tender butternut squash. Cover the skillet again and allow the kale to steam for just 1 minute, or until it turns bright green and softens. Remove the skillet from the heat immediately to prevent overcooking the kale.

- Combine and Toss: In a large mixing bowl, combine the cooked spaghetti, the butternut squash and kale mixture from the skillet, and the grated Parmesan cheese. Add about 1/4 cup of the reserved pasta water. Toss everything gently but thoroughly, ensuring the pasta is well coated in the flavorful sauce. If the pasta seems too dry or you prefer a looser sauce, gradually add more reserved pasta water, a tablespoon at a time, until you reach your desired consistency. The starchy pasta water helps to create a glossy, cohesive sauce.

- Serve and Garnish: Divide the pasta into individual bowls. Garnish each serving generously with the toasted walnuts and the crispy sage leaves you set aside earlier.
- Final Touches: Serve immediately, offering additional grated Parmesan cheese at the table for those who desire more. Taste and adjust seasoning with extra salt and freshly ground black pepper as needed.
Pro Tips for a Perfect Pasta Dish
- Mise en Place is Your Friend: This recipe comes together quickly, so having all your ingredients prepped (squash cubed, sage chopped, walnuts toasted) before you start cooking will make the process much smoother and more enjoyable.
- Don’t Overcook the Pasta: Al dente is key! Overcooked pasta can become mushy and lose its ability to absorb the sauce effectively.
- The Power of Pasta Water: Never underestimate the importance of reserving that starchy pasta water. It’s what emulsifies the sauce, making it silky and ensuring it clings perfectly to every strand of spaghetti.
- Watch the Brown Butter: Brown butter can go from perfectly nutty to burnt in a matter of seconds. Keep a close eye on it and stir frequently. When you see golden-brown flecks at the bottom and smell a nutty aroma, it’s ready.
- Freshness Matters: While dried sage is okay in a pinch, fresh sage truly elevates this dish, especially when crisped. The same goes for good quality Parmesan cheese.
Recipe Shortcuts for Busy Days
Life can be hectic, but that doesn’t mean you have to compromise on delicious, homemade meals. Here are a couple of smart shortcuts to make this recipe even faster:
- Pre-cut Butternut Squash: Peeling and dicing a butternut squash can be the most time-consuming part of this recipe. To save precious minutes, don’t hesitate to purchase pre-cut fresh or even frozen butternut squash from your grocery store. If using frozen squash, it’s often par-cooked, so you may need to reduce its cooking time slightly to prevent it from becoming overly soft.
- Efficient Multitasking: The beauty of this dish lies in its efficient preparation. While your Mueller’s spaghetti is boiling to perfection, you can simultaneously toast the walnuts, brown the butter, crisp the sage, and cook the butternut squash and kale. Each step takes only a few minutes, allowing you to have a gourmet-tasting dinner on the table in approximately 30 minutes, from start to finish!
Sage Pasta with Butternut Squash
Rating: 5 out of 5 stars (based on 1 review)
- Author: Liz Thomson
- Prep Time: 10 minutes
- Cook Time: 20 minutes
- Total Time: 30 minutes
- Yield: Serves 6
- Category: Pasta
- Method: Stovetop
- Cuisine: American
- Diet: Vegetarian
Description
This Sage Pasta with Butternut Squash is filled with delightful fall flavors for a seasonal, satisfying dinner! Topped with crispy sage and salty Parmesan, this simple, 7-ingredient meal will undoubtedly become a favorite, perfect for any occasion.
Ingredients
- 1 lb Mueller’s Spaghetti
- 1 cup pasta water (reserved from cooking pasta)
- 1/3 cup chopped walnuts
- 2 tablespoons butter
- 1/4 cup chopped fresh sage leaves
- 2 cups cubed butternut squash, diced into 1/2 inch pieces
- 1/2 teaspoon salt
- 1 cup chopped kale leaves
- 2 oz Parmesan (about 1 cup grated) plus additional for serving
Instructions
- Bring a large pot of water to a boil and add a teaspoon of salt.
- Add the pasta and cook until al dente, about 10 minutes.
- Reserve 1 cup of pasta water, then drain the pasta and set aside.
- In a large skillet, toast the walnuts over medium heat for 2-3 minutes. Remove the walnuts from the pan.
- Add the butter to the warm, empty skillet over medium heat.
- Once the butter is melted, add the chopped sage leaves and stir frequently. The butter will turn a golden brown color.
- Cook the sage for 2-3 minutes until crispy, then use a slotted spoon to transfer to a paper towel lined plate.
- Without cleaning out the skillet, add the butternut squash to the skillet. Cover and cook for 8-10 minutes or until soft. Use a spatula to gently flip the squash once during cooking, to ensure even browning.
- Add the kale and 1/2 cup of pasta water to the skillet.
- Cover and steam the kale for 1 minute until bright green and soft, then remove from heat.
- In a large bowl, toss the pasta, butternut squash mixture, Parmesan cheese, and about 1/4 cup of the pasta water. If the pasta is dry, drizzle with additional pasta water until desired consistency.
- Top with walnuts and crispy sage leaves.
- Serve with additional Parmesan cheese and add salt to taste.

Perfect Pairings: What to Serve with Your Pasta
This Sage Pasta with Butternut Squash is quite satisfying on its own, but it also pairs beautifully with a variety of side dishes to complete your meal. Whether you’re hosting a fall dinner party or simply enjoying a weeknight meal, these suggestions will elevate your dining experience:
- Easy Air Fryer Broccoli: A quick and healthy side that adds a fresh green element and a satisfying crunch, complementing the richness of the pasta.
- Tomato Parmesan Soup: A warm, comforting bowl of tomato soup makes an excellent starter or a lighter accompaniment, with the Parmesan notes echoing those in the pasta.
- Oven Baked Crispy Green Beans: For a fun and flavorful side, these crispy green beans offer a delicious alternative to traditional vegetable sides, adding a textural contrast.
- Simple Green Salad: A light, crisp green salad with a vinaigrette dressing would provide a refreshing counterpoint to the pasta’s richness.
- Crusty Bread: A warm loaf of crusty bread or garlic bread is perfect for soaking up any leftover sauce, ensuring not a single drop of deliciousness is wasted.
Frequently Asked Questions About Butternut Squash Pasta
Q: Can I use a different type of pasta?
A: Absolutely! While spaghetti works wonderfully, feel free to experiment with other pasta shapes like penne, fettuccine, rigatoni, or even a short pasta like orecchiette, which would cup the small pieces of squash and sage beautifully. Just ensure you cook it to al dente.
Q: How can I make this dish vegan?
A: To make this recipe vegan, you can easily substitute the butter with olive oil or a plant-based butter alternative. For the Parmesan cheese, nutritional yeast or a high-quality vegan Parmesan substitute would work perfectly to achieve that savory, cheesy flavor.
Q: What if I don’t have fresh sage?
A: Fresh sage is highly recommended for its unique aroma and texture when crisped. However, if you only have dried sage, you can use about 1-2 teaspoons, but note that the flavor will be more concentrated and less fresh. Add it with the butternut squash instead of browning it with the butter.
Q: Can I add protein to this dish?
A: Yes, this pasta is versatile! Cooked chicken, Italian sausage (pork or plant-based), or even chickpeas or white beans would make excellent additions, transforming it into an even heartier meal. Add cooked protein during the final tossing step.
Q: How do I store and reheat leftovers?
A: Leftovers can be stored in an airtight container in the refrigerator for 3-4 days. To reheat, gently warm in a skillet over medium-low heat, adding a splash of vegetable broth or water to loosen the sauce and prevent the pasta from drying out. You can also microwave it, stirring halfway through.
This Sage Pasta with Butternut Squash is truly a dish that captures the essence of autumn in every bite. Its vibrant colors, comforting textures, and harmonious blend of sweet and savory flavors make it an ideal choice for any fall occasion. We hope you enjoy making and sharing this delightful recipe as much as we do!
Happy cooking!