Creamy Spinach & Hidden Butternut Squash Alfredo
Velvety pasta sauce made with pureed butternut squash and spinach, seamlessly blended to hide veggies while delivering rich, dairy-forward flavor. This italian-inspired pasta ready in about 25 minutes pairs (340g) fettuccine, (240g) butternut squash puree, (120ml) heavy cream for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 400 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.
Ingredients
- 12 oz (340g) fettuccine
- 1 cup (240g) butternut squash puree
- 1/2 cup (120ml) heavy cream
- 1/2 cup (56g) Parmesan cheese
- 1 cup (30g) fresh spinach
- 2 tbsp (30g) butter
- 1/4 tsp garlic powder
- 1/4 tsp salt
- 1/8 tsp black pepper
Instructions
- Step 1: Bring a large pot of salted water to a rolling boil, add 12 oz (340g) fettuccine, and cook for 10 minutes until al dente; drain and reserve 1/2 cup pasta water.
- Step 2: In a medium saucepan over medium heat, melt 2 tbsp (30g) butter. Add 1 cup (240g) butternut squash puree and 1/2 cup (120ml) heavy cream, stirring until smooth and warmed through, about 3 minutes.
- Step 3: Stir in 1/2 cup (56g) grated Parmesan cheese until melted and the sauce thickens, about 2 minutes; add 1/4 tsp garlic powder, 1/4 tsp salt, and 1/8 tsp black pepper.
- Step 4: Add 1 cup (30g) chopped fresh spinach and cook for 1 minute until wilted.
- Step 5: Add the drained pasta and 1/4 cup reserved pasta water to the saucepan, tossing vigorously until the pasta is evenly coated and the sauce is creamy and glossy.
- Step 6: Serve immediately while hot.
Equipment for this recipe
Top-rated tools to make this recipe successfully.
Frequently asked questions
How long does Creamy Spinach & Hidden Butternut Squash Alfredo take to make?
Total time is about 25 minutes (10 min prep + 15 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.
How do I store leftover Creamy Spinach & Hidden Butternut Squash Alfredo?
Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep (340g) fettuccine from drying out.
Can I substitute ingredients in Creamy Spinach & Hidden Butternut Squash Alfredo?
Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.
How do I scale Creamy Spinach & Hidden Butternut Squash Alfredo for a different number of people?
The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.
What goes well with Creamy Spinach & Hidden Butternut Squash Alfredo?
Italian pasta like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.
What others are saying
- ★★★★☆
Really good but took about 10 minutes longer than stated.
- ★★★★☆
My family liked it. I personally would prefer more depth of flavor.
- ★★★★☆
Almost perfect — just needed a squeeze of lemon at the end.
