Cauliflower Mac and Cheese
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There’s a short list of recipes that made keto feel actually doable for me, and this cauliflower mac and cheese is on it. If I couldn’t find a way to still have mac and cheese, I’m honestly not sure I could have stuck with the diet. That’s not an exaggeration. Some cravings you can talk yourself out of. This one, I couldn’t.
Cauliflower obviously isn’t pasta, and I’m not going to pretend it tricks anyone into thinking otherwise. But it gets close enough, and it comes without the heavy, bloated feeling I used to get after a bowl of the real thing. What I’m left with instead is warm, cheesy comfort food that actually makes me feel good after eating it, not just while I’m eating it. That trade-off alone made this one of my regular keto staples.
It also happens to be one of the fastest comfort foods I make. Fifteen minutes, a handful of ingredients, and I have something that scratches the exact itch a hard day calls for.
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Why You’ll Love This Dish
Why should you give keto cauliflower mac and cheese a try? Here are a few reasons that might convince you:
- This dish is a game-changer if you’re following a low-carb or keto diet or eating gluten-free. It lets you enjoy the creamy comfort of macaroni and cheese without the excess carbs.
- The secret ingredient here is the cauliflower. With the tender cauliflower florets, you have a low-carb substitute for pasta that soaks up that cheesy goodness like a champ.
- Perfect for busy weeknights when you want a comforting meal without the hassle.
How to Make Keto Cauliflower Mac and Cheese
Steam the cauliflower until tender, melt the cheese sauce until smooth, then combine. The full ingredient list and measurements are in the recipe card at the bottom of this post.
Ingredient Notes
Before we dive into cooking, let’s make sure we have everything on hand. Here’s what you’ll need:
- Cauliflower (approx 2 pounds): The stand-in for pasta. It holds its shape well once steamed and soaks up the cheese sauce instead of getting lost in it.
- Shredded cheese: Sharp cheddar, mozzarella, or a mix. Anything that melts smoothly works.
- Xanthan gum: The thickening agent that gives the sauce its body. A little goes a long way.
Step-By-Step Instructions
Now that you’ve sorted your ingredients, let’s move on to the fun part – cooking up some keto mac and cheese! Let’s break it down into simple steps:
- Steam some cauliflower until it’s tender.
- Melt the cream, cheese, and spices together until it’s smooth and thick.
- Pour the sauce over the cauliflower and mix it all together.
Variations
Cauliflower mac and cheese is versatile, so feel free to get creative and customize it with your favorite add-ins to suit your taste. Here are some ideas to get you started:
- Instead of cauliflower florets, use cauliflower rice or broccoli florets for a varied texture and presentation.
- Mix in Gruyère, Monterey Jack, or Parmesan alongside your base cheese for more depth.
- Add onion powder, fresh herbs, or red pepper flakes for more flavor.
- Top with crushed pork rinds for crunch.
- Fold in favorite mac and cheese add-ins like shredded chicken, smoked salmon, or canned tuna.
Jessica’s Tips
- Steam the cauliflower until just tender, not soft. Overcooked cauliflower turns watery and waters down the sauce.
- Build the cheese sauce low and slow. Rushing the melt is the most common way to end up with a grainy or separated sauce instead of a smooth one.
- Taste the sauce before combining. It’s easier to adjust seasoning in the pot than after everything’s mixed together.
How to Store It
Now, if you somehow manage to resist gobbling up the entire batch in one go, here’s how to store your leftover cauliflower mac and cheese:
- Refrigeration: To store leftovers, pop them in an airtight container and keep them in the fridge for up to three to four days. Just be sure to reheat gently to maintain that creamy texture.
- Freezing: You can also freeze this dish for longer storage. Place it in a freezer-safe container or resealable bag. Remove as much air as possible. It’ll stay good for about up to three months, so label and date clearly. Thaw and reheat using a microwave or oven when you’re ready to enjoy.
What to Serve with It
This holds up as a side or a full meal depending on what you pair it with. Shredded chicken or grilled pork chops turn it into dinner fast, and a low-carb pot roast or keto chicken fried steak alongside makes it feel like a proper comfort food spread. Crumbled bacon on top never hurts either.
More Low-Carb Pasta Recipes
Replacing wheat-based and gluten-containing pasta noodles with vegetable alternatives is surprisingly easy. Zucchini transforms into perfect “zoodles,” while spaghetti squash can be baked and used under a marinara sauce with meatballs, much like traditional spaghetti. You might like these other keto pasta recipes:
- Shrimp Scampi without Wine
- Baked Cauliflower Mac and Cheese
- Cabbage and Sausage Alfredo
- Chicken Zoodle Soup
- Ground Beef and Cabbage Noodles

Keto Cauliflower Mac n Cheese Recipe
Video
Equipment
Ingredients
- 1 large cauliflower approx. 2 pounds
- 1 cup heavy cream
- 2 cups shredded cheese mozzarella or cheddar
- 1 teaspoon garlic powder
- ½ teaspoon oregano
- ½ teaspoon salt
- ¼ teaspoon ground black pepper
- ¼ teaspoon xanthan gum
Instructions
- Cut the cauliflower into small bite sized pieces. Steam it in a pot. Once tender, strain and set aside to cool.
- Warm cream over medium-low heat.
- Once simmering, add the cheese, salt and seasonings. Mix to combine. Remove from heat once cheese is just melted.
- Sprinkle the xanthan gum over the surface of the sauce. Stir in well and leave to sit and thicken for five minutes.
- Finally, pour the sauce over the cauliflower, mix to thoroughly coat the cauliflower, and serve warm.
Notes
Nutrition & Macros
To obtain the most accurate representation of the nutritional information in a given recipe, please calculate the nutritional information with the actual ingredients and amounts used, using your preferred nutrition calculator. Under no circumstances shall the this website and the author be responsible for any loss or damage resulting for your reliance on the given nutritional information.
