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Ready in 5 minutes, this easy Keto Alfredo Sauce recipe is a creamy, low-carb dream! Perfect for a quick weeknight dinner or a secretly simple gourmet-tasting dinner for guests on special occasions – watch them lick their plates! You won’t believe how easy and delicious this recipe is!

Overhead photo of keto alfredo sauce in a pot with a spoon.

❤️ Why You Will Love This Recipe

Perfect for Low-Carb and Keto Diets

Sticking to a low-carb or keto diet can sometimes feel limiting, especially when you crave classic comfort foods. This homemade Keto Alfredo Sauce brings back the joy of indulging in rich, creamy pasta dishes without skyrocketing your carb count. And guess what? It’s naturally low-carb and absolutely delicious!

Easy to Whip Up

You know those recipes that taste like you’ve slaved over them for hours, but they actually come together in a snap? This is one of them. With just a handful of ingredients and a few minutes at the stove, you’ll have a sauce that rivals any traditional alfredo sauce or high-carb version out there. This is the BEST alfredo sauce!

Versatile and Adaptable

While this sauce pairs perfectly with zucchini noodles or spaghetti squash, its versatility doesn’t end there. Use it as a dipping sauce for steamed broccoli, pour it over grilled chicken, or even stir it into some shirataki noodles. The cheesy flavor and rich creamy texture can elevate any dish!

A Hit at Dinner Parties

If you’re planning a dinner and want to impress both your keto and non-keto friends, this easy recipe is your secret weapon. The sauce’s cheesy flavor and velvety texture are so delightful; many won’t even guess it’s a keto-friendly version. Plus, it’s a great way to introduce friends to low-carb alternatives that don’t compromise on taste.

Better than Store-Bought

Forget the canned stuff. This homemade alfredo sauce, with its simple ingredients like fresh garlic and real parmesan cheese, is miles ahead in terms of flavor. And the best part? You know exactly what’s going into it, ensuring a clean, healthy treat for you and your family.

🗝️ Key Ingredients & Substitutions

Let’s talk about the magic behind this creamy Keto Alfredo Sauce. Each ingredient plays a pivotal role in bringing that classic alfredo taste, while still being keto-friendly.

Overhead photo of keto alfredo sauce ingredients.

Unsalted Butter

This forms the base of our sauce and adds that rich, buttery flavor we all love. If you’re dairy-free, you can substitute with coconut oil or ghee for a slightly different but still delicious taste.

Garlic, minced

Garlic elevates the sauce to a whole new level, giving it a depth of flavor. While fresh garlic is preferred for its robust flavor, garlic powder can be a quicker alternative if you’re in a pinch.

Heavy Cream

This is where the creaminess comes from. A staple in many keto recipes, heavy cream adds richness without adding carbs. If you’re looking for a dairy-free option, coconut cream can be a good substitute, but keep in mind it may impart a slight coconut flavor.

Cream Cheese

It provides that thick, velvety texture to the sauce. If you’re not a fan or need a substitution, mascarpone cheese works wonderfully as it melts seamlessly into the sauce. There are great dairy-free options out there as well if needed!

Grated Parmesan Cheese

The star of the show! It gives our sauce that authentic cheesy flavor. Always opt for freshly grated parmesan over pre-packaged varieties for the best results. If you’re feeling adventurous, try mixing in some pecorino romano for a slightly tangy twist. Making it without dairy? Violife has a tasty plant-based parmesan you can try!

Black Pepper, Sea Salt, and Nutmeg

These seasonings perfectly balance and enhance the rich flavors of the sauce. Nutmeg might sound like an unusual addition, but it gives the sauce a subtle warmth. If you don’t have nutmeg on hand, you can omit it, but it’s worth adding if you have it. White pepper is a great substitute for black pepper if needed, but you definitely need some pepper in this sauce.

🥣 How to Make Keto Alfredo Sauce

Crafting the best keto alfredo sauce is straightforward, and with a few steps, you’ll have a pot of golden, creamy goodness ready to drizzle over your favorite low-carb pasta dishes.

Starting with the Basics

Melt the butter in a medium saucepan over medium heat. This forms a buttery foundation that’s integral to the taste and texture of the sauce. Once the butter is melted and slightly frothy, toss in the minced garlic. Sauteéing the garlic for a couple of minutes in the butter ensures it’s infused throughout the sauce, giving it a beautiful garlicky undertone.

Garlic and melted butter in a pot with a wooden spoon.

Creaminess Amplified

Next, it’s time to elevate the creaminess. Add the heavy cream and mix in the cream cheese. This duo is what gives our homemade low carb Alfredo Sauce its signature velvety texture. Keep stirring gently until the cream cheese has completely melted into the sauce. Remember to keep a watchful eye and ensure the mixture doesn’t come to a boil.

The Cheesy Finish

Lastly, sprinkle in the freshly grated parmesan cheese and season with black pepper, sea salt, and a hint of nutmeg. The cheese not only thickens the sauce but adds a wonderful depth of flavor. Keep stirring until the parmesan cheese has fully melted and you’re left with a smooth, creamy sauce.

Voila! In just a few steps, you’ve created a rich, cheesy Keto Alfredo Sauce that’s perfect for satisfying those pasta cravings without compromising your carb count.

Keto alfredo sauce dripping off of a wooden spoon into a pot of sauce.

🪄 Recipe Notes & Tips

Navigating the culinary world of keto can sometimes feel like a tightrope walk, especially when replicating classic dishes. Here are some tips and notes to ensure your Keto Alfredo Sauce turns out absolutely delicious every time.

Watch the Heat

While the urge to crank up the heat and get things done quickly might be tempting, patience is key. Cooking the sauce over medium heat ensures even melting of the cream cheese and parmesan, preventing them from burning or clumping. And remember, you never want your sauce to boil; gentle simmering is the way to go.

Fresh is Best

When it comes to the garlic and parmesan cheese in this keto recipe, fresh truly makes a difference. Freshly minced garlic and grated parmesan impart a depth of flavor that pre-packaged alternatives simply can’t match. So, take a few extra minutes to grate and mince; your taste buds will thank you!

Stirring Constantly

Keep that spoon moving! Regular stirring is essential to achieve a smooth and lump-free sauce. It also prevents the ingredients from sticking to the bottom of the pan or overcooking as the sauce thickens.

Season to Taste

While the provided measurements are a great starting point, don’t be shy about adjusting the seasoning to your liking. Some might prefer a tad more salt, while others might enjoy an extra kick of black pepper. Taste the sauce as you go and adjust the seasonings to hit that perfect note.

🫙 Storage Instructions

So, you’ve made a big batch of this creamy keto alfredo sauce, and while it’s hard to resist, there might be times when you have some leftovers. No worries, storing this sauce is a breeze and ensures you have a ready-to-go topping for your next low-carb dinner.

In the Refrigerator

For short-term storage, pour any leftover sauce into an airtight container (like a mason jar) and store alfredo sauce in the refrigerator. It should stay fresh and delicious for up to 5 days. When you’re ready to use it again, you might notice the sauce has thickened slightly. Simply reheat gently in a saucepan over low heat, stirring constantly. If needed, you can thin it out a touch with a splash of heavy whipping cream or unsweetened almond milk.

Can you freeze alfredo sauce?

Sure! If you want to store the low carb alfredo sauce for an extended period, freezing is an excellent option. Pour the cooled sauce into freezer bags, squeeze out any excess air, and lay them flat in the freezer. This method not only saves space but also allows for faster thawing. Properly stored, the sauce should keep its flavor and texture for up to 3 months. When you’re ready to enjoy, let it thaw overnight in the refrigerator and reheat gently on the stove.

Reheating Tips

Whether you’re pulling your sauce from the fridge or freezer, the key to a perfect consistency is gentle reheating. Avoid microwaving, as it can cause the sauce to separate. Instead, always opt for the stovetop, using low heat and constant stirring to bring the sauce back to its original creamy glory.

Freshness Indicators

Always give your stored sauce a quick check before using. A good sniff and a visual inspection should tell you if it’s still good to go. If it has an off smell, discoloration, or any signs of mold, it’s best to err on the side of caution and discard.

🍽️ What to Serve with Creamy Keto Alfredo Sauce

Your lush keto alfredo sauce is ready, and it’s a masterpiece! But what’s the best way to showcase this star player? From low-carb alternatives to classic pasta dishes, let’s explore some delicious pairings that elevate this sauce even further.

Low-Carb Noodle Alternatives

One of the best parts about this sauce is its compatibility with various low-carb “noodles” or keto pasta. Zucchini noodles, often termed “zoodles,” make a fantastic base. Their mild flavor complements the richness of the alfredo perfectly. If you’re seeking a more neutral taste and texture closer to traditional pasta, shirataki noodles, and spaghetti squash are also excellent choices for making dishes like keto fettuccine alfredo, or a keto chicken alfredo casserole.

Grilled Proteins

Looking to add some protein to the mix? Grilled chicken breast, sliced and draped with this sauce, becomes an instant gourmet meal. If poultry isn’t your pick, grilled shrimp or pan-seared salmon can also dance beautifully with the cheesy flavors of our low carb alfredo sauce recipe.

Veggies Galore

For a full meal experience, consider some steamed broccoli or green beans on the side. Not only do they provide a nice color contrast, but their slightly crunchy texture and fresh taste balance out the creamy richness of this cheesy sauce. Plus, veggies like these are naturally low carb, keeping your meal both tasty and keto-friendly.

Dipping and Drizzling

Thinking outside the pasta box? Use this simple sauce as a dipping option for roasted vegetables or drizzle it over a cauliflower pizza base. The possibilities are endless, and with this sauce in your culinary repertoire, every meal can feel like a special occasion.

❓ Frequently Asked Questions

How many net carbs are in this keto alfredo sauce?

The exact number of net carbs will depend on the specific ingredients used, but with the ingredients I used for this cream sauce, I calculated it to be 5g net carbs per serving (6g carbs, 1g fiber). Always check the nutrition labels on your ingredients for precise calculations.

Can I add other cheeses to the sauce?

Absolutely! Feel free to experiment with other cheeses like mozzarella, Roquefort, or gouda for a different flavor profile, but keep in mind the consistency might vary.

Is this sauce gluten-free?

Yes, this keto alfredo sauce is naturally gluten-free. However, always check the labels of your ingredients to ensure there are no hidden gluten-containing additives.

Why did my sauce turn out grainy?

This can happen if the heat is too high or the cheese is added too quickly. Remember to keep the heat medium to low and add the cheese gradually while stirring constantly.

Can I use this sauce in a baked pasta dish?

Definitely! This sauce can be a wonderful addition to keto-friendly baked dishes, just ensure that all components are low-carb.

Is store-bought alfredo sauce keto?

Store-bought alfredo sauces can be keto-friendly, however, you need to check the label on the jar. They don’t come close to the flavor of homemade sauces like this one!

Overhead/side photo of keto alfredo sauce in a pot with a spoon.

😋 More Keto Sauce Recipes You Will Love

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📖 Recipe

Overhead photo of keto alfredo sauce in a pot with a spoon.

Keto Alfredo Sauce

Bethany Galloway
Ready in 5 minutes, easy Keto Alfredo Sauce recipe is a creamy, low-carb dream! Perfect for a quick weeknight dinner or a special occasion.
5 from 1 vote
Cook Time 5 minutes
Total Time 5 minutes
Course Sauces & Condiments
Cuisine Italian
Servings 6 Servings
Calories 368 kcal

Ingredients
 
 

  • 3 tbsp Unsalted butter
  • 6 cloves Garlic minced
  • 1 cup Heavy cream
  • 1 cup Cream cheese 8oz
  • 1 cup Parmesan cheese grated
  • 1/2 teaspoon Black pepper to taste
  • 1/2 teaspoon Sea salt to taste
  • 1/4 teaspoon Nutmeg to taste (optional)

Instructions
 

  • Begin by melting the butter in a medium saucepan over medium-low heat, and sauteé the garlic in the melted butter for 2 minutes.
    Garlic and melted butter in a pot with a wooden spoon.
  • Add in the cream and cream cheese and stir until the cream cheese is melted.
    Adding cream cheese to a pot with a wooden spoon.
  • Add in the grated parmesan, salt, pepper, and nutmeg. Stir until the parmesan melts into the sauce. Note: don’t let it boil.
    Spices added to a creamy sauce in a pot with a wooden spoon.
  • When the sauce is heated through and smooth, it’s ready to use!

Notes

  1. Watch the Heat: While the urge to crank up the heat and get things done quickly might be tempting, patience is key. Cooking the sauce over medium heat ensures even melting of the cream cheese and parmesan, preventing them from burning or clumping. And remember, you never want your sauce to boil; gentle simmering is the way to go.
  2. Fresh garlic and parmesan: When it comes to the garlic and parmesan cheese in this keto recipe, fresh truly makes a difference. Freshly minced garlic and grated parmesan impart a depth of flavor that pre-packaged alternatives simply can’t match. So, if you have the time, take a few extra minutes to grate and mince; your taste buds will thank you!
  3. Stirring Constantly: Keep that spoon moving! Regular stirring is essential to achieve a smooth and lump-free sauce. It also prevents the ingredients from sticking to the bottom of the pan or overcooking as the sauce thickens.
  4. Season to Taste: While the provided measurements are a great starting point, don’t be shy about adjusting the seasoning to your liking. Some might prefer a tad more salt, while others might enjoy an extra kick of black pepper. Taste the sauce as you go and adjust the seasonings to hit that perfect note.
  5. Storage: For short-term storage, pour any leftover sauce into an airtight container (like a mason jar) and store alfredo sauce in the refrigerator. It should stay fresh and delicious for up to 5 days. When you’re ready to use it again, you might notice the sauce has thickened slightly. Simply reheat gently in a saucepan over low heat, stirring constantly. If needed, you can thin it out a touch with a splash of heavy whipping cream or unsweetened almond milk.
  6. Freezing: Pour the cooled sauce into freezer bags, squeeze out any excess air, and lay them flat in the freezer. This method not only saves space but also allows for faster thawing. Properly stored, the sauce should keep its flavor and texture for up to 3 months. When you’re ready to enjoy, let it thaw overnight in the refrigerator and reheat gently on the stove.
  7. Reheating Tips: Whether you’re pulling your sauce from the fridge or freezer, the key to a perfect consistency is gentle reheating. Avoid microwaving, as it can cause the sauce to separate. Instead, always opt for the stovetop, using low heat and constant stirring to bring the sauce back to its original creamy glory.

Nutrition

Calories: 368kcalCarbohydrates: 6gProtein: 8gFat: 35gSaturated Fat: 23gPolyunsaturated Fat: 1gMonounsaturated Fat: 6gTrans Fat: 0.2gCholesterol: 74mgSodium: 691mgPotassium: 82mgFiber: 1gSugar: 1gVitamin A: 903IUVitamin C: 1mgCalcium: 181mgIron: 0.2mg
Keyword dinner, easy, keto alfredo sauce, low carb alfredo sauce, pasta, quick
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