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Cauliflower Alfredo Fettuccine Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.9 from 120 reviews
  • Author: Jaden
  • Prep Time: 20 minutes
  • Cook Time: 10 minutes
  • Total Time: 30 minutes
  • Yield: Serves 4 to 6
  • Category: Main Course
  • Method: Blending
  • Cuisine: Italian
  • Diet: Vegetarian

Description

This creamy Fettuccine Alfredo features a luscious sauce made from tender cauliflower, Parmesan cheese, and a blend of olive oil, garlic, and butter. The sauce is blended to a smooth, velvety texture and tossed with perfectly cooked fettuccine pasta for a comforting and flavorful Italian-inspired meal.


Ingredients

Units Scale

Sauce Ingredients

  • 12 ounces cauliflower florets (from 1 small cauliflower)
  • 1/2 cup grated Parmesan cheese, plus more for serving
  • 1/4 cup extra-virgin olive oil
  • 2 garlic cloves
  • 1/2 teaspoon Dijon mustard
  • 3 tablespoons unsalted butter
  • 2 tablespoons fresh lemon juice
  • 1 teaspoon sea salt
  • Freshly ground black pepper, to taste

Pasta

  • 16 ounces fettuccine pasta
  • 1 to 1 1/2 cups reserved pasta cooking water

Garnish

  • Chopped fresh parsley

Instructions

  1. Cook Cauliflower: Bring a large pot of salted water to a boil. Add the cauliflower florets and cook until they are fork tender, about 8 to 10 minutes. Drain the cauliflower well.
  2. Prepare Sauce: Place the cooked cauliflower in a blender. Add the grated Parmesan cheese, extra-virgin olive oil, garlic cloves, Dijon mustard, unsalted butter, fresh lemon juice, sea salt, and several grinds of freshly ground black pepper.
  3. Cook Pasta: In the same or a separate large pot, bring salted water to a boil and cook the fettuccine pasta according to package directions until al dente. Drain the pasta, saving 1½ cups of the starchy pasta water.
  4. Blend Sauce: Add 1 cup of the reserved pasta water to the blender with the cauliflower mixture. Blend everything until the sauce is creamy and smooth.
  5. Toss Pasta with Sauce: Transfer the cooked pasta to a large bowl or skillet. Pour the creamy cauliflower sauce over the pasta and toss to combine and coat evenly.
  6. Adjust Consistency: If the sauce is too thick, gradually add the remaining ½ cup of reserved pasta water, tossing again to loosen the sauce and achieve a creamier texture.
  7. Serve and Garnish: Sprinkle the pasta with chopped fresh parsley and adjust seasoning as needed. Serve immediately with additional grated Parmesan cheese on the side.

Notes

  • To make a vegan Alfredo sauce, substitute the Parmesan and butter with plant-based alternatives and refer to The Love & Lemons Cookbook for a vegan-friendly fettuccine recipe.
  • Reserve some pasta water as it helps to adjust the sauce’s consistency and helps the sauce cling to the pasta better.
  • Freshly ground black pepper and lemon juice brighten the rich and creamy sauce.
  • If you prefer a thicker sauce, reduce the amount of pasta water added when blending and tossing.

Nutrition

  • Serving Size: 1 cup
  • Calories: 380
  • Sugar: 2g
  • Sodium: 450mg
  • Fat: 18g
  • Saturated Fat: 6g
  • Unsaturated Fat: 11g
  • Trans Fat: 0g
  • Carbohydrates: 44g
  • Fiber: 4g
  • Protein: 13g
  • Cholesterol: 25mg