Vegan Creamy Cashew Alfredo Zucchini

Featured in: Everyday Bites

Rich and velvety without any dairy, this cashew-based Alfredo brings all the creamy comfort of classic Italian cuisine to your table in just half an hour. The soaked cashews blend into an impossibly smooth sauce, perfectly coating delicate spiralized zucchini that cooks up tender but never mushy. Each bowlful delivers satisfying protein from the nuts while keeping things light and fresh.

The nutritional yeast adds that beloved cheesy depth, while bright lemon juice cuts through the richness for perfect balance. You'll love how quickly this comes together—soak, blend, warm, and toss. Add toasted pine nuts for crunch or fresh parsley for color, and you've got an elegant meal that feels indulgent yet nourishing.

Updated on Wed, 11 Feb 2026 13:38:00 GMT
Creamy cashew Alfredo sauce clings to freshly sautéed zucchini noodles for a light yet indulgent vegan dinner. Save
Creamy cashew Alfredo sauce clings to freshly sautéed zucchini noodles for a light yet indulgent vegan dinner. | fryflick.com

I discovered this dish on a Tuesday afternoon when my blender decided to finally earn its keep. My friend had gone vegan, and instead of panicking about what to cook for her visit, I remembered a jar of cashews sitting in my pantry and thought: why not? Twenty minutes later, watching that creamy sauce come together was genuinely thrilling, like witnessing culinary magic without any dairy guilt attached. The zucchini noodles caught the sauce in the most elegant way, and suddenly I wasn't just making dinner—I was making something that felt both indulgent and honest.

The first time I made this for a dinner party, I was nervous the sauce wouldn't come together, but my guests didn't stop talking about it all evening. One person actually asked if I'd somehow snuck butter in there, which felt like the highest compliment. After that night, it became my go-to recipe whenever I wanted to prove that vegan cooking isn't about sacrifice—it's about discovery.

Ingredients

  • Zucchini: Four medium ones spiralize beautifully, and the key is patting them completely dry so they don't release water into your finished dish and make everything watery.
  • Raw cashews: Soaking them in hot water for 20 minutes is non-negotiable if you want that silky, luxurious texture that actually feels creamy.
  • Unsweetened plant-based milk: Almond and oat both work wonderfully, though oat milk creates an extra velvety sauce if you have it.
  • Nutritional yeast: This is what gives the sauce that umami, cheesy depth—use real nutritional yeast, not brewer's yeast, or the whole thing falls apart.
  • Lemon juice: Freshly squeezed makes a visible difference in brightness compared to bottled.
  • Garlic and onion powder: These aren't shortcuts; they're flavor foundations that bloom differently than fresh garlic in a blended sauce.
  • Sea salt and black pepper: Taste as you go because the blending process can mute salt, and you might need more than you think.

Instructions

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Dry your zucchini like you mean it:
Spiralize your zucchini and pat each handful with paper towels until they feel almost crispy on the surface. Wet noodles are the enemy of a beautiful final dish.
Give the noodles a quick kiss of heat:
Warm olive oil over medium heat, add your noodles, and let them soften just slightly for 2 to 3 minutes while you season them gently. They should still have a little bite to them.
Blend until your blender works harder than you do:
Combine your soaked cashews, plant milk, nutritional yeast, lemon juice, garlic, onion powder, salt, and pepper in a high-speed blender. Blend until absolutely smooth, stopping to scrape down the sides, because a lumpy sauce is sadness in a bowl.
Warm the sauce gently like you're coaxing it to life:
Pour the blended sauce into a saucepan and warm over low heat for 3 to 4 minutes, stirring constantly so it doesn't stick or break. If it looks too thick, splash in a little more plant milk until it coats a spoon beautifully.
Toss everything together with love:
Add your warm zucchini noodles to the sauce and toss until every strand is coated in creamy goodness. Serve immediately while everything is still warm and the flavors are singing.
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Crisp vegetables, roast meats, bake snacks, and reheat leftovers quickly for easy, flavorful home cooking.
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Tender green zucchini noodles are tossed with silky dairy-free Alfredo and garnished with toasted pine nuts. Save
Tender green zucchini noodles are tossed with silky dairy-free Alfredo and garnished with toasted pine nuts. | fryflick.com

There was this rainy Sunday when I made this for someone going through a rough patch, and watching them take that first bite and genuinely smile—that's when food stopped being just fuel and became something more. It was proof that caring for someone doesn't always require complicated recipes, just thoughtful ones.

The Magic of Cashew Cream

What makes cashews so special in plant-based cooking is their natural ability to emulsify into something that feels like cream without any pretense. Unlike coconut milk, which announces itself, cashew cream whispers in the background, letting other flavors shine while providing that silky mouthfeel we crave. Once you understand how to work with them, they become your secret weapon for any sauce that needs elegance.

Why Zucchini Noodles Deserve Your Attention

Zucchini noodles aren't just a low-carb trick or a health-conscious swap—they're genuinely delicate and beautiful when treated with respect. They don't need to be cooked to death; a brief warm-through actually preserves their delicate texture and allows them to nestle into the sauce rather than disappear into mush. The slight nuttiness of barely cooked zucchini pairs unexpectedly well with creamy, garlicky sauces.

Customizing Without Losing Your Way

This recipe is a canvas, and the base formula is so solid that you can play with it without fear. A pinch of smoked paprika adds depth, while a teaspoon of white miso brings a subtle funk that elevates everything around it. If zucchini doesn't call to you, spiralized sweet potato adds sweetness, thin carrot ribbons bring earthiness, or even regular gluten-free pasta works if you need something more substantial.

  • Add fresh herbs like dill or tarragon to the sauce itself for unexpected brightness.
  • Toast your pine nuts or swap them for walnuts if that's what you have on hand.
  • Make extra sauce and keep it in the fridge for drizzling over roasted vegetables throughout the week.
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A vibrant bowl of Vegan Creamy Cashew Alfredo over Zucchini Noodles topped with fresh parsley and black pepper. Save
A vibrant bowl of Vegan Creamy Cashew Alfredo over Zucchini Noodles topped with fresh parsley and black pepper. | fryflick.com

This dish has become my answer to the question of how to eat well without overthinking it. It's simple enough for a Tuesday dinner but elegant enough for guests who matter.

Recipe Guide

Can I make this ahead of time?

The sauce keeps beautifully in the refrigerator for up to 5 days. Store it separately from the zucchini noodles and reheat gently with a splash of plant milk. Spiralized zucchini releases water over time, so cook just before serving for the best texture.

What if I don't have a high-speed blender?

Soak your cashews longer—up to 2 hours in very hot water or overnight in cold water. This softens them enough for a standard blender to achieve smoothness. If tiny bits remain, strain through a fine-mesh sieve for a perfectly silky result.

Can I use something other than zucchini noodles?

Absolutely. Try spiralized sweet potato, butternut squash, or carrot for more color and sweetness. Regular gluten-free pasta works wonderfully too, though you may need about 1.5 times the sauce amount since pasta absorbs more than vegetables.

How can I add more protein?

Stir in white beans or chickpeas during the last few minutes of heating the sauce. Toss with roasted chickpeas on top, or serve alongside pan-seared tofu. Hemp seeds blended into the sauce also add protein without altering the flavor.

My sauce turned out too thick. Can I fix it?

Simply whisk in additional plant-based milk one tablespoon at a time until you reach your desired consistency. The sauce will naturally thicken as it cools, so err on the slightly thinner side when warm. Leftover sauce may need thinning when reheated.

Are there any cashew substitutes?

Sunflower seeds make a surprisingly creamy alternative, though the flavor will be slightly more neutral. Macadamia nuts work well too for an even richer result. Both require similar soaking times and blend beautifully into smooth sauces.

Vegan Creamy Cashew Alfredo Zucchini

Luscious dairy-free cashew Alfredo over tender zucchini noodles, ready in 30 minutes.

Prep duration
20 min
Cook duration
10 min
Complete duration
30 min
Created by Olivia Parker


Complexity Easy

Heritage Italian

Output 4 Portions

Dietary guidelines Plant-Based, No dairy, No gluten, Carb-Conscious

Components

Zucchini Noodles

01 4 medium zucchini, spiralized
02 1 tablespoon olive oil
03 1/4 teaspoon sea salt

Creamy Cashew Alfredo Sauce

01 1 cup raw cashews, soaked in hot water for 20 minutes and drained
02 1 cup unsweetened plant-based milk
03 2 tablespoons nutritional yeast
04 2 tablespoons lemon juice
05 2 cloves garlic, peeled
06 1 teaspoon onion powder
07 1/2 teaspoon sea salt
08 1/4 teaspoon freshly ground black pepper

Optional Toppings

01 2 tablespoons chopped fresh parsley
02 1 tablespoon toasted pine nuts
03 Freshly ground black pepper to taste

Method

Phase 01

Prepare Zucchini Noodles: Spiralize zucchini and gently pat dry with paper towels to remove excess moisture.

Phase 02

Sauté Zucchini Noodles: Heat olive oil in a large skillet over medium heat. Add zucchini noodles and sauté for 2 to 3 minutes until slightly tender. Season with sea salt and set aside.

Phase 03

Blend Cashew Alfredo Sauce: In a high-speed blender, combine soaked and drained cashews, plant-based milk, nutritional yeast, lemon juice, garlic, onion powder, sea salt, and black pepper. Blend until completely smooth and creamy, scraping down sides as needed.

Phase 04

Warm the Sauce: Pour sauce into a saucepan and warm over low heat for 3 to 4 minutes, stirring frequently until heated through. Add additional plant milk if sauce is too thick.

Phase 05

Combine and Serve: Toss warm zucchini noodles with creamy Alfredo sauce until evenly coated. Serve immediately garnished with fresh parsley, toasted pine nuts, and additional black pepper if desired.

Tools needed

  • Spiralizer or julienne peeler
  • High-speed blender
  • Large skillet
  • Saucepan
  • Measuring cups and spoons

Allergy details

Review ingredients carefully for potential allergens and seek professional medical guidance if uncertain.
  • Contains tree nuts (cashews)
  • Free from gluten, dairy, and soy when using soy-free plant milk
  • Always verify ingredient labels for potential allergens

Nutrition breakdown (per portion)

Values shown are estimates only - please consult healthcare providers for specific advice.
  • Energy: 230
  • Fats: 13 g
  • Carbohydrates: 20 g
  • Proteins: 8 g