Creamy Sunflower Seed Pesto Pasta

Featured in: Fabulous Weeknight Meals

This creamy sunflower seed pesto pasta combines toasted seeds, fresh basil, and garlic into a smooth, luxurious sauce. The pesto is blended with olive oil and Parmesan, then tossed with warm pasta and heavy cream for richness.

Ready in just 30 minutes, it serves four and works beautifully as a vegetarian main. Toast the sunflower seeds first to deepen their nutty flavor, then blend until creamy. Reserve pasta water to adjust the sauce consistency as needed.

Updated on Tue, 20 Jan 2026 09:56:00 GMT
Creamy Sunflower Seed Pesto Pasta tossed with al dente noodles, vibrant basil, and a generous dusting of Parmesan cheese. Save Pin
Creamy Sunflower Seed Pesto Pasta tossed with al dente noodles, vibrant basil, and a generous dusting of Parmesan cheese. | fabulousdishesby.com

The smell of toasting sunflower seeds filling my tiny apartment kitchen is one of those sensory memories that stuck. I was broke, craving something vibrant, and pine nuts felt like a luxury I could not justify. That first spoonful of this creamy pesto changed everything I thought about budget cooking. Sometimes the best discoveries happen when you work with what you have.

I made this for my skeptical brother who swore he could taste the difference between pine nut and sunflower seed pesto. He went back for seconds and asked for the recipe before he even finished his first bowl. Watching someone surprise themselves with how good something simple can be, that is the real joy here.

Ingredients

  • Unsalted sunflower seeds: Toasting them transforms their mild flavor into something deeply nutty and golden, the backbone of this whole sauce
  • Fresh basil leaves: Pack them tight into your measuring cup, you want that bright herbaceous punch to shine through every bite
  • Garlic cloves: Use fresh, not jarred, the raw kick balances the cream perfectly
  • Grated Parmesan cheese: Adds that salty umami depth that makes everything taste more expensive
  • Extra virgin olive oil: This carries all the flavors together, do not skimp on quality here
  • Water: The secret weapon for achieving that luscious, drizzleable consistency without more oil
  • Lemon juice: Cuts through the richness and wakes up all the other ingredients
  • Salt and black pepper: Essential for rounding out the flavors, taste as you go
  • Dried pasta: Whatever shape catches your eye, the sauce clings beautifully to fusilli and penne alike
  • Heavy cream or plant based cream: This is what transforms pesto from a coating into an actual sauce

Instructions

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Get your pasta water going first:
Bring a large pot of salted water to boil, you want it tasting like the sea
Toast the sunflower seeds:
Cook them in a dry skillet over medium heat, stir frequently for 3 to 4 minutes until golden and incredibly fragrant
Blend your pesto base:
Combine toasted seeds, basil, garlic, Parmesan, olive oil, lemon juice, salt, and pepper in a food processor, pulsing until you have a coarse paste
Smooth it out:
Add water and blend until creamy, stopping to scrape down the sides and adding more water until it reaches your perfect consistency
Bring it all together:
Cook your pasta until al dente, reserve that starchy pasta water, then return the noodles to the pot over low heat
Create the sauce:
Toss in the pesto and cream, stirring constantly and adding pasta water a splash at a time until glossy and coating every strand
Final adjustments:
Taste and add more salt, pepper, or lemon juice until it sings, then serve immediately with extra Parmesan
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A close-up of Creamy Sunflower Seed Pesto Pasta with golden toasted seeds, silky cream sauce, and fresh basil garnish. Save Pin
A close-up of Creamy Sunflower Seed Pesto Pasta with golden toasted seeds, silky cream sauce, and fresh basil garnish. | fabulousdishesby.com

This recipe has become my go to for unexpected dinner guests and quiet Tuesday nights alike. There is something deeply satisfying about serving something that looks and tastes indulgent but cost almost nothing to make. Food does not have to be expensive to feel special.

Making It Your Own

I have found that adding a handful of baby spinach to the food processor makes the sauce even more vibrant and stretches the basil further. Sometimes I toss in roasted cherry tomatoes right at the end, their juices melding into the cream creates this incredible sweet and tangy moment. Do not be afraid to play with what you have in your crisper drawer.

The Vegan Version

Nutritional yeast works surprisingly well as a Parmesan substitute here, bringing that same savory quality with a slightly different depth. I actually prefer the plant based cream version sometimes, it lets the sunflower seed flavor come through more clearly without dairy competing. My vegan friend could not tell the difference until I told her.

Perfect Pairings

A crisp Sauvignon Blanc cuts through the cream beautifully while echoing the herbal notes. For something non alcoholic, sparkling water with a squeeze of lemon works just as well at cleansing the palate between bites. This pasta also loves a simple green salad dressed with nothing but olive oil and vinegar.

  • Make extra pesto and freeze it in ice cube trays for future quick dinners
  • Leftovers reheat surprisingly well with a splash of cream or water
  • This sauce also works brilliantly as a dip for vegetables or spread on sandwiches
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Serve Creamy Sunflower Seed Pesto Pasta warm, garnished with extra Parmesan and a lemon wedge for a bright finish. Save Pin
Serve Creamy Sunflower Seed Pesto Pasta warm, garnished with extra Parmesan and a lemon wedge for a bright finish. | fabulousdishesby.com

Good food does not require a big budget, just a little creativity and willingness to try something new. This pasta proved that to me, and I hope it does the same for you.

Recipe FAQs

Can I make this pesto ahead of time?

Yes, prepare the pesto up to 2 days in advance and store it in an airtight container in the refrigerator. When ready to serve, gently warm it with the pasta and cream over low heat.

What pasta shapes work best with this sauce?

Medium-sized shapes like penne, fusilli, or rigatoni hold the creamy pesto well. Long pastas like spaghetti also work nicely, offering more surface area to coat with sauce.

How do I achieve the right sauce consistency?

Start with less pasta water than you think you need, then add gradually while tossing. The sauce should coat the pasta without pooling at the bottom of the pan. Reserve pasta water is key for achieving silky texture.

Is this suitable for vegans?

Absolutely. Substitute Parmesan with nutritional yeast and use plant-based heavy cream. The pesto remains equally creamy and flavorful with these swaps.

What vegetables pair well with this dish?

Fresh peas, wilted spinach, roasted cherry tomatoes, or sun-dried tomatoes complement the pesto beautifully. Add them while tossing the pasta for seamless integration.

Why toast the sunflower seeds first?

Toasting develops the seeds' natural nutty flavors and makes them more fragrant. This step takes just 3-4 minutes and significantly enhances the pesto's depth and complexity.

Creamy Sunflower Seed Pesto Pasta

Vibrant sunflower seed pesto with fresh basil and garlic creates a creamy, budget-friendly pasta dish perfect for weeknight dinners.

Prep Duration
15 min
Time to cook
15 min
Overall duration
30 min
Posted by Fabulous dishes by Vanessa Collins


Skill level Easy

Cuisine style Italian-Inspired

Servings made 4 Number of servings

Dietary details Vegetarian-friendly

Ingredient list

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 such as spaghetti, penne, or fusilli
02 Salt for pasta water

Creaminess

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

Step-by-Step Guide

Instruction 01

Boil 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 in a colander.

Instruction 02

Toast Sunflower Seeds: While pasta cooks, toast sunflower seeds in a dry skillet over medium heat for 3 to 4 minutes until golden and fragrant. Transfer to a plate and let cool slightly.

Instruction 03

Prepare Pesto Base: 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 the sides as needed.

Instruction 04

Blend to Smooth Consistency: Add water and blend until smooth and creamy. Adjust consistency with additional water as needed to reach desired texture.

Instruction 05

Combine Pasta and Sauce: Return drained pasta to the pot over low heat. Add pesto and cream, tossing gently to coat all pasta. Add reserved pasta water gradually until the sauce reaches your desired consistency.

Instruction 06

Finish and Serve: Taste and adjust seasoning with salt, pepper, or lemon juice as needed. Serve immediately, garnished with extra Parmesan cheese and fresh basil if desired.

Equipment needed

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

Allergy details

Take a moment to check each ingredient for possible allergens. Always reach out to a medical expert if you're unsure.
  • Contains dairy from Parmesan cheese and cream; substitute with nutritional yeast and plant-based cream for dairy-free option
  • Contains sunflower seeds
  • May contain gluten from pasta; use certified gluten-free pasta if necessary

Nutrition details by serving

These details help guide you, but be sure to consult a healthcare professional when needed.
  • Kcal: 560
  • Lipids: 30 g
  • Carbohydrates: 58 g
  • Protein: 15 g