Easy and Delicious Keto Peanut Butter Cookies Recipe for a Guilt-Free Snack

Indulge in Keto-Friendly Sweetness with Peanut Butter Cookies

Are you craving a sweet treat but don’t want to derail your keto progress? Look no further than these Keto Peanut Butter Cookies. Packed with creamy peanut butter and just the right amount of sweetness, these cookies are not only delicious but also adhere to your low-carb lifestyle. Perfect for satisfying your sweet tooth without the guilt, these cookies are a keto dieter’s dream come true.

These cookies are a fantastic way to enjoy a dessert that fits within the ketogenic diet’s macronutrient ratios. With their high-fat content and minimal carbs, they’re an excellent match for your dietary goals. Plus, they’re incredibly easy to make and require just a handful of ingredients that you likely already have in your pantry. Let’s dive into what makes these cookies a must-try for anyone on a keto diet.

Keto Peanut Butter Cookies

Why Keto Peanut Butter Cookies Are a Diet-Friendly Treat

These Keto Peanut Butter Cookies are more than just a delicious treat; they’re a testament to how versatile and satisfying the keto diet can be. The key to their low-carb magic lies in the careful selection of ingredients that align with the ketogenic philosophy of high fat, moderate protein, and low carbohydrate intake.

**Natural peanut butter** is the star of this recipe, providing healthy fats and protein while keeping the carb count low. It’s important to choose a natural peanut butter without added sugars or hydrogenated oils to maintain the purity of your keto treat. The smooth texture and rich flavor of peanut butter meld beautifully with the other ingredients, creating a cookie that’s both indulgent and diet-friendly.

**Powdered erythritol** steps in as the sweetener of choice for these cookies. This sugar alcohol has a negligible impact on blood sugar levels, making it an ideal choice for those on a ketogenic diet. It provides the sweetness you crave without the carbs that come with traditional sugar.

**Eggs** bind the ingredients together and contribute to the cookies’ structure, while **vanilla extract** adds an extra layer of flavor complexity. The inclusion of **baking soda** ensures a light texture, and **sea salt** enhances the overall taste profile. For those who desire a bit of extra indulgence, the optional **sugar-free dark chocolate chips** add a rich, chocolatey element that complements the peanut butter perfectly.

These cookies are not only a treat for your taste buds but also for your health. They’re gluten-free and grain-free, catering to various dietary restrictions beyond keto. Whether you’re looking for a quick snack, a portable breakfast, or a satisfying dessert, these cookies are versatile enough to fit any occasion.

Keto Peanut Butter Cookie Ingredients

Perfecting the Keto Peanut Butter Cookie Method

Creating the perfect Keto Peanut Butter Cookie is an art that requires attention to detail. The method is straightforward, but a few chef’s tips can elevate your cookies from good to great.

**Preparation is key**. Before you begin, make sure your ingredients are at room temperature, especially the egg, to ensure a smooth mixture. When combining the peanut butter with the powdered erythritol and vanilla extract, mix thoroughly to avoid any clumping.

**Be gentle with the dough**. Overmixing can lead to tough cookies, so mix just until the ingredients are combined. When folding in the optional chocolate chips, use a light hand to maintain the dough’s delicate structure.

**Size matters**. Use a cookie scoop or spoon to create uniform balls of dough, which will help ensure even baking. When flattening the dough balls with a fork, don’t press too hard; a gentle touch will give you the classic crisscross pattern without overcompacting the cookie.

**Keep an eye on the oven**. Oven temperatures can vary, so start checking your cookies a few minutes before the suggested baking time. They should be golden around the edges but still soft in the center. Remember, they will continue to set as they cool on the baking sheet.

**Cooling is crucial**. Resist the temptation to move the cookies too soon. Letting them cool on the baking sheet for the full 10 minutes allows them to firm up enough to transfer to a wire rack without breaking.

Baking Keto Peanut Butter Cookies

Variations to Spice Up Your Keto Peanut Butter Cookies

Almond Butter Delight

Switch out the peanut butter for almond butter to give your cookies a different nutty flavor profile. Almond butter is just as keto-friendly and offers a slightly sweeter, more complex taste. It’s a simple substitution that can change the cookie’s character for those looking to mix things up.

Coconutty Crunch

Add unsweetened shredded coconut to the dough for a tropical twist. The coconut not only adds texture and flavor but also boosts the cookie’s fiber content, which can be beneficial for maintaining a healthy digestive system on a keto diet.

Spiced Sensation

Introduce warm spices like cinnamon, nutmeg, or ginger to the dough for a spiced cookie variation. These spices can enhance the natural flavors of the peanut butter and bring a comforting aroma that’s perfect for cooler weather or holiday baking.

Substitutions for Keto Peanut Butter Cookies

Whether due to dietary restrictions or personal preference, substitutions can help tailor these cookies to your needs while keeping them keto-friendly.

Monk Fruit Sweetener

If erythritol isn’t your preferred sweetener, monk fruit sweetener is an excellent alternative. It’s natural, low in carbs, and has a zero glycemic index, making it suitable for maintaining ketosis.

Chia or Flax Eggs

For those avoiding eggs, a chia or flax egg can serve as a vegan-friendly binder. To make one chia or flax egg, mix one tablespoon of ground chia or flax seeds with three tablespoons of water and let it sit for a few minutes until it gels.

Dairy-Free Chocolate Chips

If you’re dairy-free but still want the chocolatey goodness, opt for dairy-free chocolate chips. Many brands offer sugar-free versions that are perfect for a keto diet.

Frequently Asked Questions

**Can I use crunchy peanut butter instead of smooth?**

Yes, you can use crunchy peanut butter for added texture, but keep in mind that it may affect the cookie’s consistency.

**How can I store these cookies?**

Store the cookies in an airtight container at room temperature for up to 5 days or freeze for up to 3 months.

**Is there a nut-free alternative for these cookies?**

For a nut-free version, try using sunflower seed butter. Ensure it’s low in sugar and carbs to keep the cookies keto-friendly.

**Can I make these cookies without a sweetener?**

While you can make them without a sweetener, they won’t have the traditional cookie sweetness. Consider adding a bit of vanilla or cinnamon to enhance the flavor.

**Why did my cookies come out dry?**

Dry cookies may result from overbaking or using too much absorbent coconut flour if substituting. Monitor the baking time closely and measure ingredients accurately.

Keto Peanut Butter Cookies

Indulge in the rich and nutty flavors of our Keto Peanut Butter Cookies without compromising your diet. These cookies are the perfect treat for anyone following a ketogenic lifestyle, offering a balance of creamy peanut butter and a subtle sweetness that's hard to resist. Not only are they low in carbs, but they're also gluten-free and grain-free, making them an ideal snack for various dietary needs. Enjoy these cookies as a dessert, a quick snack, or even as a breakfast on-the-go!
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Prep Time 10 minutes
Cook Time 12 minutes
Total Time 22 minutes
Course Desserts
Cuisine American
Servings 12 cookies
Calories 150 kcal


  • Baking sheet
  • Parchment paper
  • Mixing bowl
  • Measuring spoons and cups
  • Cookie scoop or spoon
  • Wire rack (for cooling)


  • 1 cup natural peanut butter (smooth) 256g / 9oz
  • ½ cup powdered erythritol 100g / 3.5oz
  • 1 large egg
  • 1 tsp vanilla extract 5ml
  • ½ tsp baking soda 2.5g / 0.09oz
  • ¼ tsp sea salt 1.5g / 0.05oz
  • ¼ cup sugar-free dark chocolate chips Optional, 45g / 1.6oz


  • Preheat your oven to 350°F (175°C) and line a baking sheet with parchment paper.
  • In a mixing bowl, combine the natural peanut butter, powdered erythritol, and vanilla extract. Mix until well incorporated.
  • Add the egg to the mixture and beat until you achieve a smooth consistency.
  • Sprinkle the baking soda and sea salt over the mixture and stir until fully combined. If using, fold in the sugar-free dark chocolate chips.
  • Using a spoon or cookie scoop, form the dough into 12 equal-sized balls and place them on the prepared baking sheet. Gently flatten each ball with the back of a fork, creating a crisscross pattern.
  • Bake in the preheated oven for 12 minutes, or until the edges are golden brown.
  • Remove the cookies from the oven and let them cool on the baking sheet for 10 minutes before transferring them to a wire rack to cool completely. This step is crucial as the cookies will continue to set while cooling.


For the best results, use a brand of natural peanut butter that has no added sugar or hydrogenated oils. The consistency should be smooth and easily stir-able. If your peanut butter is too thick, gently warm it up for easier mixing.
Keep an eye on the cookies as they bake since all ovens are different and cooking times may vary slightly. Store leftovers in an airtight container at room temperature for up to 5 days, or freeze for up to 3 months.


Calories: 150kcalCarbohydrates: 6gProtein: 6gFat: 12gFiber: 2gNet Carbs: 4g
Keyword Gluten-Free Dessert, keto peanut butter cookies, keto snacks, Low Carb Cookies
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