Easy Creamy Cauliflower Alfredo

Featured in: Family Table Cooking

Wholesome cauliflower simmers alongside aromatic garlic and sweet onion until meltingly tender, then blends into an impossibly smooth sauce. Butter, Parmesan, and a hint of nutmeg create luxurious richness while keeping things light. The result coats fettuccine in velvety comfort, ready in just 40 minutes with minimal effort.

This clever technique delivers all the creamy satisfaction of traditional Alfredo while naturally reducing calories. The vegetable-based sauce offers nutritional benefits and a subtle sweetness that balances the savory cheese. Perfect for weeknight dinners or when craving Italian comfort without the heaviness.

Updated on Mon, 26 Jan 2026 18:37:40 GMT
Tender cauliflower florets, garlic, and onion blended into a velvety sauce tossed with al dente fettuccine, garnished with fresh parsley and grated Parmesan for a light, creamy finish. Pin It
Tender cauliflower florets, garlic, and onion blended into a velvety sauce tossed with al dente fettuccine, garnished with fresh parsley and grated Parmesan for a light, creamy finish. | akalbites.com

This Easy Creamy Cauliflower Alfredo is a revolutionary way to enjoy classic Italian comfort food without the heavy cream. By transforming a humble head of cauliflower into a velvety, luscious sauce, you get all the satisfaction of a traditional Alfredo with a fraction of the fat. It's the perfect solution for those craving a cozy meal that still feels light, nourishing, and guilt-free.

Tender cauliflower florets, garlic, and onion blended into a velvety sauce tossed with al dente fettuccine, garnished with fresh parsley and grated Parmesan for a light, creamy finish. Pin It
Tender cauliflower florets, garlic, and onion blended into a velvety sauce tossed with al dente fettuccine, garnished with fresh parsley and grated Parmesan for a light, creamy finish. | akalbites.com

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The magic of this dish happens in the blender. When cooked until tender and whirled with a touch of butter and Parmesan, cauliflower emulsifies into a texture so smooth you won't believe there isn't a drop of heavy cream involved. It's a culinary trick that transforms simple vegetables into a gourmet experience.

Ingredients

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  • Vegetables: 1 medium head cauliflower, cut into florets (about 700 g); 3 cloves garlic, peeled; 1 small yellow onion, chopped.
  • Dairy & Alternatives: 2 tablespoons unsalted butter; 1/3 cup grated Parmesan cheese (plus extra for serving); 1/2 cup milk (dairy or unsweetened plant-based).
  • Pasta: 350 g fettuccine or linguine.
  • Seasonings: 1 teaspoon salt, plus more to taste; 1/2 teaspoon freshly ground black pepper; Pinch of ground nutmeg (optional).
  • Garnishes: Fresh parsley, chopped (optional); Extra Parmesan (optional).

Instructions

1. Boil the Vegetables
Bring a large pot of salted water to a boil. Add cauliflower florets, garlic, and chopped onion. Cook for 8–10 minutes until cauliflower is very tender.
2. Prep for Blending
Using a slotted spoon, transfer the cooked vegetables to a blender.
3. Create the Sauce
Add butter, Parmesan cheese, milk, salt, pepper, and nutmeg (if using) to the blender. Blend until completely smooth and creamy. Add a splash of cooking water if needed to reach desired consistency.
4. Cook the Pasta
In the same pot, cook pasta according to package instructions until al dente. Reserve 1 cup of pasta water, then drain.
5. Toss and Coat
Return drained pasta to the pot. Pour over the cauliflower Alfredo sauce and toss well to coat, adding reserved pasta water as needed for extra creaminess.
6. Adjust and Serve
Taste and adjust seasoning. Serve hot, garnished with fresh parsley and extra Parmesan if desired.

Zusatztipps für die Zubereitung

To ensure your sauce is as silky as possible, make sure the cauliflower is very tender before it goes into the blender. If the sauce seems too thick when you combine it with the pasta, use the reserved starchy pasta water to thin it out—it helps the sauce cling perfectly to the noodles.

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Varianten und Anpassungen

For a vegan-friendly version, simply replace the dairy with plant-based milk, vegan butter, and nutritional yeast. You can also add more variety by stirring in sautéed mushrooms or steamed broccoli. This recipe works just as well with whole wheat or gluten-free pasta varieties.

Serviervorschläge

Serve this dish immediately while it is piping hot for the best texture. A final sprinkle of freshly chopped parsley and a dusting of extra Parmesan cheese adds a beautiful pop of color and an extra layer of savory flavor to every bite.

Pin It
| akalbites.com

Indulge in this lighter take on a classic and enjoy the creamy, garlic-infused flavors of Alfredo with the added benefit of wholesome cauliflower. It’s a comforting meal that truly nourishes the soul.

Recipe FAQs

What makes the cauliflower sauce smooth?

Blending the cooked cauliflower with butter and milk creates an exceptionally creamy texture. The natural pectin in cauliflower helps emulsify the sauce, while hot pasta water thins it to the perfect coating consistency.

Can I freeze leftover sauce?

Yes, the sauce freezes beautifully for up to 3 months. Cool completely before transferring to airtight containers. Thaw overnight in the refrigerator and reheat gently with a splash of milk or water.

How do I achieve the right consistency?

Start with less liquid, blending until smooth. The sauce should coat the back of a spoon. Add reserved pasta water gradually while tossing with hot pasta until glossy and clingy rather than watery.

What pasta shapes work best?

Long strands like fettuccine, linguine, or tagliatelle capture sauce beautifully. Short shapes such as penne, rigatoni, or cavatappi also work well, especially if you prefer more sauce per bite.

How can I add more protein?

Stir in shredded rotisserie chicken, sautéed shrimp, or pan-seared chickpeas. Grilled chicken strips or baked tofu cubes also complement the creamy flavors without overpowering the delicate sauce.

Why include nutmeg in white sauces?

A pinch of nutmeg enhances and rounds out creamy flavors, adding subtle warmth without detectable spice. It's a classic French technique for béchamel and white sauces that deepens the overall taste profile.

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Easy Creamy Cauliflower Alfredo

Silky cauliflower-garlic sauce creates a velvety coating for al dente pasta in this guilt-free Italian-inspired dish.

Prep Time
15 minutes
Time to Cook
25 minutes
Total Duration
40 minutes
Recipe by Ethan Jacobs


Skill Needed Easy

Cuisine Italian-inspired

Makes 4 Portions

Diet Preferences Vegetarian-Based

What You'll Need

Vegetables

01 1 medium head cauliflower, cut into florets (approximately 1.5 pounds)
02 3 cloves garlic, peeled
03 1 small yellow onion, chopped

Dairy & Alternatives

01 2 tablespoons unsalted butter
02 1/3 cup grated Parmesan cheese, plus extra for serving
03 1/2 cup whole milk or unsweetened plant-based milk

Pasta

01 12 ounces fettuccine or linguine

Seasonings

01 1 teaspoon salt, plus additional to taste
02 1/2 teaspoon freshly ground black pepper
03 Pinch of ground nutmeg (optional)

Garnishes

01 Fresh parsley, chopped (optional)
02 Extra Parmesan cheese (optional)

How-To

Step 01

Blanch vegetables: Bring a large pot of salted water to a rolling boil. Add cauliflower florets, garlic cloves, and chopped onion. Cook for 8-10 minutes until cauliflower is fork-tender.

Step 02

Transfer to blender: Using a slotted spoon, carefully transfer the cooked vegetables to a blender, leaving cooking water in the pot.

Step 03

Create sauce: Add butter, grated Parmesan cheese, milk, salt, pepper, and nutmeg if desired to the blender. Blend on high speed until completely smooth and creamy. Add a splash of reserved cooking water if needed to achieve desired consistency.

Step 04

Cook pasta: In the same pot with remaining cooking water, cook pasta according to package directions until al dente. Reserve 1 cup of pasta cooking water before draining pasta in a colander.

Step 05

Combine and finish: Return drained pasta to the pot. Pour cauliflower Alfredo sauce over pasta and toss thoroughly to coat evenly. Add reserved pasta water gradually as needed to achieve desired creamy consistency.

Step 06

Season and serve: Taste and adjust seasoning with salt and pepper as needed. Divide among serving bowls and garnish with fresh parsley and additional Parmesan cheese if desired. Serve immediately.

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What You'll Need

  • Large pot
  • Slotted spoon
  • Blender or food processor
  • Colander
  • Wooden spoon

Allergy Details

Review each ingredient for possible allergens and speak to your healthcare provider if unsure.
  • Contains dairy products and wheat from pasta
  • Use certified gluten-free pasta for gluten sensitivity
  • Use plant-based alternatives for dairy-free requirements
  • Always verify product labels for potential allergen cross-contamination

Nutrition (per portion)

Details here are just for reference and not a substitute for professional advice.
  • Kcal: 350
  • Fats: 9 g
  • Carbohydrates: 55 g
  • Proteins: 13 g

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