Creamy Sunflower Seed Pesto

Featured in: Everyday Meal Ideas

This Italian-inspired dish transforms budget-friendly sunflower seeds into a luxuriously creamy pesto that rivals traditional pine nut versions. The secret lies in toasting the seeds until golden, which deepens their nutty flavor and creates a rich base when blended with fresh basil, garlic, and Parmesan.

The addition of heavy cream creates an irresistibly smooth sauce that clings perfectly to al dente pasta. Ready in just 30 minutes, this vegetarian main serves four generously and costs a fraction of store-bought pesto versions.

Customize with your favorite pasta shape, add roasted vegetables for extra nutrition, or swap nutritional yeast for dairy-free needs. The bright lemon finish balances the rich creaminess, making each bite memorable.

Updated on Wed, 21 Jan 2026 11:30:00 GMT
A bowl of creamy sunflower seed pesto pasta tossed with fresh basil, topped with grated Parmesan, ready to serve. Pin
A bowl of creamy sunflower seed pesto pasta tossed with fresh basil, topped with grated Parmesan, ready to serve. | felizafer.com

I discovered this recipe during a particularly tight month when pine nuts felt like an impossible luxury, and now I honestly prefer it. The sunflower seeds bring this gentle, buttery quality that somehow lets the basil shine even brighter than the traditional version. My pantry is never without a bag of raw sunflower seeds anymore, and this pesto has become my go-to for last minute dinner invitations.

Last Tuesday, my friend Sarah stopped by unexpectedly while I was boiling the pasta, and she watched me toast the seeds with this look of gentle curiosity. We ended up eating standing at the counter while the sauce was still warm, and she kept asking, are you sure this isnt pine nuts? Thats the kind of quiet victory that makes cooking feel like magic.

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Ingredients

  • Unsalted sunflower seeds: These become the nutty, golden heart of the pesto and toasting them first unlocks their natural oils
  • Fresh basil leaves: Pack them down tightly to measure because this is where all that vibrant, peppery sweetness comes from
  • Garlic cloves: Use fresh garlic rather than jarred for that bright, spicy kick that mingles beautifully with the cream
  • Parmesan cheese: Grate it yourself if possible because pre-grated cheese resists blending into a smooth sauce
  • Extra virgin olive oil: This carries all the flavors and creates that luxurious mouthfeel
  • Lemon juice: A little acid cuts through the richness and makes the basil taste impossibly fresh
  • Dried pasta: Choose shapes with ridges or hollows to catch every bit of the creamy sauce
  • Heavy cream or plant based cream: This transforms the pesto into something velvety and restaurant worthy

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Instructions

Get the pasta water ready:
Bring a large pot of generously salted water to a rolling boil and add your pasta, cooking until it still has a slight bite to it
Toast the sunflower seeds:
Heat a dry skillet over medium heat and add the seeds, stirring frequently for three to four minutes until they turn golden and smell wonderfully nutty
Build the pesto base:
Combine the cooled toasted seeds, basil, garlic, Parmesan, olive oil, lemon juice, salt, and pepper in your food processor
Blend to creamy perfection:
Pulse until a coarse paste forms, then add the water and blend until completely smooth, adding more water if it seems too thick
Bring it all together:
Return the drained pasta to the warm pot, pour in the pesto and cream, and toss gently over low heat
Adjust and serve:
Add that reserved pasta water a splash at a time until the sauce coats each strand beautifully, then taste and adjust the seasoning
Creamy sunflower seed pesto pasta in a white bowl garnished with basil, showing a rich, vibrant green sauce coating the noodles. Pin
Creamy sunflower seed pesto pasta in a white bowl garnished with basil, showing a rich, vibrant green sauce coating the noodles. | felizafer.com

This recipe became our anniversary dinner tradition because it was the first complete meal I cooked when we moved into our first apartment together. Now whenever I make it, the kitchen fills with that toasted seed smell and I am instantly back in that tiny kitchen, feeling like I could handle anything life threw at us.

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Making It Your Own

I have learned that swapping in nutritional yeast and plant based cream creates a completely vegan version that nobody suspects is dairy free. Sometimes I add a handful of baby spinach to the food processor for extra nutrition, and the color becomes this deep, gorgeous forest green.

What To Serve Alongside

A crisp white wine like Sauvignon Blanc cuts through the creaminess beautifully, and I love serving this with a simple green salad dressed in nothing but olive oil and lemon. In summer, grilled vegetables or roasted cherry tomatoes on the side make this feel like a complete feast.

Storage And Make Ahead Tips

The pesto alone keeps in the refrigerator for up to a week, and I freeze it in ice cube trays for those nights when cooking anything feels impossible. Just pop a few cubes into hot pasta and add a splash of cream. Leftover pasta with sauce can be refrigerated, though it is best enjoyed fresh because the sauce will thicken as it sits.

  • Always bring cold pesto to room temperature before tossing with hot pasta for the smoothest results
  • If you are freezing the pesto, leave out the cheese and add it fresh when you are ready to serve
  • A splash of reserved pasta water revives any leftovers that seem too thick
Sunflower seed pesto pasta twirled on a fork, steam rising from the creamy sauce, with lemon and Parmesan accents. Pin
Sunflower seed pesto pasta twirled on a fork, steam rising from the creamy sauce, with lemon and Parmesan accents. | felizafer.com

There is something deeply satisfying about taking humble ingredients and turning them into something that feels so special. I hope this becomes one of those recipes you turn to again and again.

Recipe FAQs

Why use sunflower seeds instead of pine nuts?

Sunflower seeds offer a more budget-friendly alternative to pine nuts while delivering a similarly nutty flavor and creamy texture. They're also more accessible and have a longer shelf life.

Can I make this pesto ahead of time?

Absolutely. The pesto base (without cream) stores in an airtight container in the refrigerator for up to one week or freezes for three months. Add cream when reheating with pasta.

What pasta shapes work best?

The sauce clings beautifully to ridged pasta like penne, fusilli, or rigatoni. Long strands such as spaghetti or linguine also work wonderfully for capturing the creamy coating.

How do I store leftovers?

Store cooled pasta in an airtight container for up to three days. Reheat gently with a splash of water or additional cream to restore the silky consistency.

Can I make this dairy-free?

Yes. Replace Parmesan with nutritional yeast and use unsweetened plant-based cream. The result remains creamy and flavorful while accommodating dairy-free diets.

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Creamy Sunflower Seed Pesto

A vibrant, creamy pesto made from toasted sunflower seeds and fresh basil, tossed with warm pasta for a quick 30-minute meal.

Prep Time
15 min
Cook Time
15 min
Total Duration
30 min


Skill Level Easy

Cuisine Italian-Inspired

Makes 4 Number Served

Dietary details Meat-Free

What You’ll Need

Pesto

01 1 cup unsalted sunflower seeds
02 2 cups fresh basil leaves, packed
03 2 cloves garlic
04 1/2 cup grated Parmesan cheese
05 1/2 cup extra virgin olive oil
06 1/4 cup water, plus more as needed
07 2 tablespoons lemon juice
08 1/4 teaspoon salt
09 1/4 teaspoon black pepper

Pasta

01 14 oz dried pasta (spaghetti, penne, or fusilli)
02 Salt for pasta water

Creaminess

01 1/2 cup heavy cream or unsweetened plant-based cream

Directions

Step 01

Cook Pasta: Bring a large pot of salted water to a boil. Add pasta and cook according to package instructions until al dente. Reserve 1/2 cup pasta water, then drain pasta.

Step 02

Toast Sunflower Seeds: Toast sunflower seeds in a dry skillet over medium heat for 3-4 minutes until golden and fragrant. Let cool slightly.

Step 03

Prepare Pesto: In a food processor, combine toasted sunflower seeds, basil, garlic, Parmesan, olive oil, lemon juice, salt, and pepper. Pulse until a coarse paste forms, scraping down sides as needed.

Step 04

Blend Pesto Smooth: Add water and blend until smooth and creamy. Adjust consistency with more water if needed.

Step 05

Combine and Serve: Return drained pasta to the pot over low heat. Add pesto and cream, tossing to coat. Add reserved pasta water a little at a time until sauce reaches desired consistency. Taste and adjust seasoning with salt, pepper, or lemon juice. Serve immediately with extra Parmesan and fresh basil if desired.

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Needed Tools

  • Large pot
  • Colander
  • Skillet
  • Food processor or blender
  • Measuring cups and spoons

Allergy Info

Always check each ingredient for allergens. Seek medical advice if you’re unsure.
  • Contains dairy (Parmesan, cream). To make dairy-free, use nutritional yeast and plant-based cream. Contains seeds (sunflower). May contain gluten (pasta); use gluten-free pasta if required.

Nutrition Details (per serve)

These nutrition numbers are for reference only and can’t replace professional advice.
  • Calorie Count: 560
  • Fats: 30 g
  • Carbohydrates: 58 g
  • Proteins: 15 g

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