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Top view of Vegan Cauliflower Mac and Cheese in a white baking dish with a serving spoon

Cauliflower Mac and Cheese

This Cauliflower Mac and Cheese is easy to make using cauliflower florets and a deliciously creamy vegan cheese sauce. It's the perfect low carb, keto dinner when you're craving this classic comfort dish without the pasta. Grain-free, gluten-free, dairy-free and great for meal prep.

Course Main Course
Cuisine American
Keyword cauliflower mac and cheese
Prep Time 10 minutes
Cook Time 35 minutes
Servings 6 servings
Calories 278 kcal
Author Kelly

Ingredients

  • 1 large cauliflower , chopped into florets
  • 1/2 cup favorite winter squash , peeled & diced - we like butternut, kabocha or a sugar pumpkin
  • 1 small carrot , peeled & sliced into rounds
  • 1 cup cashews , soaked in boiling or very hot water for 20 minutes
  • 1 ¼ cups unsweetened almond milk or other non-dairy milk
  • 1 cup nutritional yeast
  • 1 tsp dijon mustard
  • 1 tsp garlic powder
  • ½ tsp onion powder
  • ½ tsp salt
  • Pinch cayenne pepper

For the topping:

  • ½ cup vegan cheddar , optional (may sub with regular cheese if not vegan or dairy-free)
  • Finely chopped chives and parsley
  • ½ cup cashews finely chopped and toasted

Instructions

  1. Preheat oven to 350F. Bring a large pot of water to boil, add the cauliflower florets and cook for 5 minutes. Use a slotted spoon to transfer the cauliflower to a collander and drain then transfer to a baking pan or casserole dish.

    To the same pot of boiling water, add the squash and carrots and cook until tender and soft. Drain and transfer to a high speed blender.

  2. Drain the cashews and add to the blender along with the milk, nutritional yeast, mustard, garlic, onion, salt and cayenne pepper. Blend until smooth.

  3. Pour the sauce over the cauliflower and toss to coat evenly. Sprinkle with vegan cheddar cheese if using and bake in the oven for 20-25 minutes. The sauce should be bubbling and thick.

    Top view of unbaked Keto Cauliflower Mac and Cheese in a white baking dish
  4. Garnish with finely chopped chives, parsley and toasted cashews. Serve warm.

    Top view of Vegan Cauliflower Mac and Cheese in a white baking dish with a serving spoon

Recipe Notes

Storage and reheating instructions

Allow the leftover cauliflower mac and cheese to cool on the counter for at least 30 minutes. Transfer to an airtight container and store in the fridge and enjoy it within 3-4 days.

To warm it up, heat it in the microwave for 15 second increments, stirring after each one, until it reaches your desired temperature.

How to Freeze and Thaw

To freeze: Since cauliflower can get a little bit soggy, we recommend freezing the cheese sauce separately in a resealable container for up to 3 months.

To thaw: Simply place the container in the fridge to thaw overnight before reheating the sauce on medium low in a saucepan on the stovetop. Just be sure to stir it very well, as the freezing process can cause some separation.

When you're ready to serve, make the cauliflower as per the instructions above and then assemble with the thawed cheese sauce.

Nutrition Facts
Cauliflower Mac and Cheese
Amount Per Serving (1 serving)
Calories 278 Calories from Fat 153
% Daily Value*
Fat 17g26%
Carbohydrates 23g8%
Fiber 6g24%
Sugar 4g4%
Protein 12g24%
* Nutrition facts are provided as a courtesy using the WPRM recipe calculator. It is best to make your own calculations to ensure accuracy. We expressly disclaim any and all liability of any kind with respect to any act or omission wholly or in part in reliance on anything contained in this website. Percent Daily Values are based on a 2000 calorie diet.