Pesto: The Perfect Keto Condiment

If you’ve been wondering about the keto-friendliness of pesto, the answer is a resounding yes. Pesto is not only a delicious condiment but also a great addition to a ketogenic diet. It is low in carbs, high in fat, and made with all-natural ingredients. So, let’s dive into the world of pesto and explore its keto-friendly attributes.

Homemade Pesto: The Ultimate Choice

Although store-bought pesto can be convenient, making your own pesto at home ensures that you have full control over the ingredients. Store-bought versions often contain preservatives and fillers that might not align with your dietary preferences. By crafting your own pesto, you can guarantee the best quality and the freshest ingredients.

The Nutritional Benefits of Pesto

Pesto is not only a flavorful condiment but also a nutritional powerhouse. Let’s take a closer look at the nutritional profile of pesto:

  • Net Carbohydrate: 1 gram
  • Protein: 2 grams
  • Fiber: 0 grams
  • Fat: 8 grams
  • Calories: 82

The Components of Pesto

Pesto is made up of several key ingredients that contribute to its rich flavor and keto-friendly nature. Let’s explore each component:

  • Basil: This aromatic herb is low in carbs and high in antioxidants, making it a perfect addition to pesto. It adds a vibrant flavor to the sauce and can be easily sourced from your own basil plant at home.

  • Pine Nuts: These nutrient-dense nuts are high in fat and low in carbs. They provide a pronounced flavor to the pesto and help thicken its texture, making it versatile as a spread or sauce. Their high fat content also makes them an excellent choice for a keto diet.

  • Parmesan Cheese: Parmesan is a keto-friendly cheese that is rich in fat and low in carbs. It is also packed with calcium and protein, making it an ideal choice for those following a keto lifestyle. Opt for high-quality Parmesan, preferably authentic Italian, to elevate the taste of your pesto.

  • Olive Oil: Olive oil is a healthy fat that offers numerous benefits for those on a ketogenic diet. It is low in carbs and imparts a delightful flavor to pesto. Choose a high-quality Extra Virgin Olive Oil to enhance the taste of your homemade pesto.

  • Garlic: While optional, garlic adds depth and nuance to pesto. Its pungent flavor complements the other ingredients. Start with a small amount and add more according to your preference.

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Crafting Homemade Pesto

Creating your own pesto is a straightforward process. Here’s a quick recipe to guide you:


  • 1 oz fresh basil leaves
  • 1 oz Parmesan or Pecorino Romano cheese, crumbled or shredded
  • 2 tbsp pine nuts, toasted for extra flavor
  • 3 tbsp extra virgin olive oil
  • 1 small garlic clove
  • salt to taste


  1. Add all the ingredients to a food processor or blender.
  2. Puree for 30 seconds, then stop to stir and push down the leaves.
  3. Blend for an additional 15 seconds.
  4. Use as desired in your favorite keto recipes.

Creative Ways to Use Pesto on a Low Carb Diet

Pesto is not limited to pasta dishes. It can be a versatile and flavorful addition to your low-carb meals. Here are some creative ideas to incorporate pesto into your diet:

  • Use it as a sauce for green beans, offering a delightful twist.
  • Enjoy it as a tasty dip for your favorite veggies.
  • Stir it into soups to elevate their flavors.
  • Baste grilled vegetables with pesto for a vibrant and aromatic touch.
  • Utilize it as a marinade for meats, especially chicken, to add an extra layer of flavor.

Storing Pesto: Tips for Longevity

To ensure that your pesto remains fresh and flavorsome, proper storage is vital. Here are some tips:

  • Refrigerate: Store pesto in an airtight container in the refrigerator. This prevents it from drying out and losing its flavor. If using store-bought pesto, keep it in its original container, using a clean spoon to serve. Refrigerated pesto can last up to a week.

  • Cover with oil: To preserve the vibrant green color of homemade pesto and prevent oxidation, gently cover the top layer with a thin film of olive oil. This acts as a protective barrier against air exposure.

  • Freeze: For longer storage, pesto can be frozen. Transfer it to an airtight container or freezer bag and freeze for up to 3 months. Thaw it in the refrigerator overnight before use and stir well to restore its texture.

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Frequently Asked Questions

Is Pesto Suitable for a Keto Diet?

Absolutely! Pesto is a fantastic choice for those following a low-carb or keto diet. Its low carb content, high fat content, and all-natural ingredients make it an ideal condiment and sauce for keto enthusiasts. By making your own pesto, you have complete control over the ingredients and can ensure a perfect fit for your dietary needs.


Pesto is not only a delicious and versatile sauce, but it also aligns perfectly with a low-carb or keto lifestyle. By making it at home, you can savor the freshest flavors while avoiding any unwanted additives. However, high-quality store-bought options are also available. So, whether you’re drizzling it over zucchini noodles, using it as a dip, or marinating your favorite meats, pesto adds a burst of flavor without compromising your keto goals.

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