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Keto Alfredo Sauce

Keto Alfredo Sauce: This sauce is one of the most popular flavors of Italian cuisine, offers a creamy, cheesy and satisfying taste. Named after Italian restaurant owner Alfredo di Lelio, it first became popular in Rome in the early 20th century. In Italy it is called fettuccine al burro. Di Lelio made this sauce to nourish his wife after her birth, and it was highly appreciated by his customers.

The authentic version is made with just butter and parmesan. Since then, Alfredo sauce has become a worldwide favorite. That’s why many different versions are now made.

Alfredo Sauce | Ingredients:

  • Butter: One of the main ingredients of Alfredo sauce is butter. Butter provides the rich and creamy texture of the sauce. Olive oil and butter together would be perfect together.
  • Cream: Cream increases the thickness and the flavor of the sauce. You can use heavy cream.
  • Parmesan Cheese: The characteristic flavor of Alfredo sauce comes largely from parmesan cheese. Generally, freshly grated parmesan is preferred.
  • Garlic: Garlic complements the rich flavor of the sauce. Usually grated or crushed garlic is used.
  • Salt and Pepper: Spices provide the flavor balance of the sauce. You can enhance the flavor of the sauce by adding salt and black pepper.

Due to its high fat content, Alfredo sauce is suitable for ketogenic and low-carb diets. If you choose zucchini pasta instead of classic pasta with this sauce, you can make a full ketogenic meal. And make sure that the cream you use contains at least 35% fat.

An Italian Classic | Variants and Adaptations

The basic recipe for Alfredo sauce has a very flexible structure. Therefore, you can try many different versions and adapt it to your own taste.

  • Different Cheeses: Apart from Parmesan cheese, you can also use different cheeses for Alfredo sauce. For example, aged cheddar can change the flavor of the sauce. Try to use hard and mature cheeses for ketogenic diet.
  • Supplementary Ingredients: You can add additional ingredients to enrich the Alfredo sauce. Ingredients such as spinach, basil, parsley, pepper, mushrooms or grilled chicken can make the sauce more satisfying.
  • Healthy Adaptations: You can also get a healthier alternative with zucchini noodles. It really isn’t much different from the original fettuccini alfredo, so delicious.

How to Make Keto Alfredo Sauce?

You can easily make delicious keto Alfredo sauce at home by following a few simple steps.

Melting the Butter:

Heat the butter and olive oil in a saucepan over medium heat. Then add finely chopped or crushed garlic and fry lightly. When the aroma of the garlic begins to spread, add the mushrooms and sauté over high heat for 2-3 minutes.

butter-olive oil-garlic

Adding Cream and Cheese:

If you do not use mushrooms, then you can add the cream directly. After adding the cream, heat the mixture a little and then add the grated cheese. Stir the mixture constantly to melt the cheese. When the consistency of your sauce becomes thick, sweeten it by adding salt, black pepper and basil (optional). Continue cooking until Alfredo sauce reaches your desired thickness.


Serving with Pasta:

Your keto Alfredo sauce is ready! After this stage, you can mix it with fresh boiled pasta (in the model you want) or zucchini noodles for keto diet. Mix the pasta with the sauce thoroughly. If you wish, fresh basil or parsley, you can add it to the pot at this stage. After you add the fresh herbs, stir immediately and remove from the heat.


Note: If you are going to use zucchini pasta, then you do not need to cook it beforehand. You can just squeeze out the excess water and add it to the sauce. Remember that if you do not remove excess water, it will thin the consistency of your sauce. Click to learn how to make and use zucchini noodles.


Service and Presentation:

Serve keto Alfredo sauce hot. You can add a stylish touch to your presentation by adding some more freshly grated parmesan cheese on top.


Alfredo sauce is a classic of Italian cuisine. You can easily make it at home and it attracts everyone with its taste. With its creamy texture and rich taste, it can be a great option for your keto dinners or special events. You can follow this recipe to try it at home and make different adaptations using your own creativity.

Bon Appetit!


Keto Alfredo Sauce

Creamy homemade (already keto) Alfredo sauce is ready in just 10 minutes!
Prep Time 5 minutes
Cook Time 5 minutes
Total Time 10 minutes
Course All Recipes, Keto Recipes, Sauces
Cuisine Italian Cuisine
Servings 4 people
Calories 268 kcal


  • 2 tbsp butter
  • 2 tbsp olive oil
  • 3 cloves garlic
  • 1 cup heavy cream 200ml
  • ¾ cup parmesan or aged cheddar grated
  • 1 tsp salt
  • ½ tsp black pepper
  • 1 tsp dried basil optional
  • cup chopped fresh parsley optional


  • Heat the butter and olive oil. Add finely chopped or crushed garlic and saute lightly.
  • If you are going to use mushrooms, add them now and saute over high heat for 2-3 minutes.
  • Add the cream and heat the mixture a little, then add the grated cheese. Stir the mixture constantly to melt the cheese.
  • When the consistency of the sauce becomes thick, add salt, black pepper and basil (optional) to taste.
  • Cook for another 3-4 minutes, stirring occasionally, until the Alfredo sauce reaches the desired thickness.
  • Serve hot.
Keyword alfredo sauce, alfredo sauce keto, alfredo sauce recipe, fettuccine alfredo, homemade alfredo sauce, keto fettuccine alfredo sauce

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