Classic Keto Pesto Sauce

Servings: 8 Total Time: 10 mins Difficulty: Beginner
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A Low-Carb, Flavor-Packed Green Sauce for Everything from Zoodles to Chicken
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Fresh Flavor, Keto Style – Classic Keto Pesto Sauce

If you’re following a keto diet, sauces are your secret weapon to elevate every meal without adding carbs. This Classic Keto Pesto Sauce is a kitchen essential you’ll want to keep on hand at all times. Whether you’re tossing it with spiralized zucchini, using it as a spread for grilled chicken, or spooning it over eggs, it packs bold herbaceous flavor and is loaded with healthy fats—ideal for your low-carb lifestyle.

The origins of pesto trace back to Genoa, Italy, where it was made using a mortar and pestle. We’ve made it blender-friendly and keto-compliant, cutting out sugars and additives while preserving that authentic richness.

Why you love this recipe:

  • Fast & Fresh – ready in 10 minutes
  • Keto-Approved – only 1.5g net carbs per serving
  • Versatile – perfect on meats, eggs, veggies, or dips
  • Nutrient Dense – rich in Vitamin K, Magnesium, and healthy fats

This keto pesto is so good, you’ll want to double the batch and freeze it in ice cube trays for easy meal prep! It is rich in flavor and perfect for your low-carb meals. Made with basil, Parmesan, and olive oil, it’s ideal for zoodles, chicken, or dipping!

Difficulty: Beginner Prep Time 10 mins Total Time 10 mins
Servings: 8 Estimated Cost: $ 4.50 Calories: 165

Description

This Classic Keto Pesto Sauce is bursting with fresh basil, Parmesan, garlic, and healthy fats—perfect for zoodles, grilled chicken, or even a keto pizza base. It's creamy, herbaceous, and low in carbs!

Ingredients

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Instructions

  1. 1- Toast Nuts (Optional):

    In a dry skillet over medium heat, lightly toast the pine nuts or walnuts for 2–3 minutes until fragrant. Let cool.

  1. 2- Blend Basil and Garlic:

    In a food processor or blender, add basil leaves and garlic cloves. Pulse a few times until roughly chopped.

  1. 3- Add Nuts & Cheese:

    Add toasted pine nuts and Parmesan cheese. Pulse again until the mixture is finely ground.

  1. 4- Stream in Olive Oil:

    With the processor running, slowly stream in olive oil. Blend until smooth and creamy.

  1. 5- Add Lemon & Season:

    Add lemon juice, salt, and pepper. Pulse to combine. Taste and adjust seasoning if needed.

  1. 6- Store:

    Transfer to a jar and top with a thin layer of olive oil to preserve freshness. Store in the fridge for up to 1 week or freeze for longer.

Nutrition Facts

Servings 8

Serving Size 2


Amount Per Serving
Calories 165kcal
% Daily Value *
Total Fat 17g27%
Saturated Fat 3g15%
Cholesterol 5mg2%
Sodium 100mg5%
Potassium 75mg3%
Total Carbohydrate 2g1%
Dietary Fiber 0.5g2%
Sugars 0.3g
Protein 3g6%

Manganese 18 mg
Net Carb 1.5g

* Percent Daily Values are based on a 2,000-calorie diet. Your daily value may be higher or lower depending on your calorie needs.

Note

For a dairy-free version, replace Parmesan with nutritional yeast and skip cheese entirely for a paleo-friendly pesto!

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Frequently Asked Questions

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1. Can I freeze this pesto?

Yes! Freeze in ice cube trays and store in a freezer bag for up to 3 months.

2. Can I use other nuts instead of pine nuts?

Absolutely—walnuts, almonds, or macadamia nuts work great in keto pesto.

3. Is this pesto dairy-free?

As written, no, but substitute with nutritional yeast to make it dairy-free.

4. How long does keto pesto last in the fridge?

Up to 1 week when stored in an airtight container and topped with olive oil.

5. Can I use dried basil instead of fresh?

Fresh basil is essential for the best flavor—dried won’t produce the same vibrant taste or texture.

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