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cauliflower alfredo sauce in a jar

Vegan Cauliflower Alfredo Sauce

The vegan alfredo sauce is made with cauliflower, cashews and nutritional yeast for a simple dairy-free pasta topping that comes together in 20-minutes or less!
Course Sauce
Keyword Vegan Alfredo Sauce
Prep Time 5 minutes
Cook Time 20 minutes
Servings 6 servings
Calories 136 kcal
Author Natalie Rizzo, MS, RD


  • 1/2 cup raw cashews
  • 1/2 head of cauliflower cut into florets
  • 2 tablespoon olive oil divided
  • ½ small white onion chopped
  • 2 garlic cloves minced
  • ½ cup nutritional yeast or parmesan cheese
  • ¾ cup plain unsweetened almond milk
  • ½ teaspoon salt
  • 1/4 teaspoon black pepper
  • Salt + pepper


  1. Add the cashews to a pot and cover with water. Boil for 20 minutes. Drain the water and set aside.*
  2. While the cashews boil, boil about 4 cups of water in a large pot. Add cauliflower to pot, cook for 7 minutes or until tender.
  3. While cauliflower cooks, heat a medium sized pan with 1 tablespoon of olive oil. Place onion and garlic cloves in a heated pan, saute until translucent.
  4. Place cooked cauliflower, soaked cashews, onion, garlic, 1 tablespoon of olive oil, cheese of choice, almond milk, salt and pepper in a food processor. Puree until smooth.
  5. Serve over pasta or rice.

Recipe Notes

*Instead of boiling the cashews, you can soak them in water overnight.

Nutrition Facts
Vegan Cauliflower Alfredo Sauce
Amount Per Serving (0.5 cup)
Calories 136 Calories from Fat 90
% Daily Value*
Fat 10g15%
Saturated Fat 2g13%
Sodium 251mg11%
Potassium 301mg9%
Carbohydrates 9g3%
Fiber 2g8%
Sugar 2g2%
Protein 5g10%
Vitamin C 24mg29%
Calcium 56mg6%
Iron 1mg6%
* Percent Daily Values are based on a 2000 calorie diet.