Keto Peanut Butter Cookies

These Keto Peanut Butter Cookies are incredibly soft, chewy, and so good that even non-keto eaters will fall in love with them! They’re completely flourless, sugar-free, gluten-free, and even egg-free—perfect for snacking, dessert, or a quick sweet fix without the guilt. This simple recipe requires just a few pantry staples and delivers maximum flavor with minimal effort. They also double as a no-bake option if you prefer raw cookie dough!

Full Recipe:

Ingredients

  • 1/2 cup peanut butter (or nut butter of choice)

  • 1 tbsp milk of choice

  • 2/3 cup finely ground almond flour

  • 3 tbsp powdered erythritol or powdered sugar

  • 1/8 tsp salt

  • 1/8 tsp baking soda

Directions

  1. Preheat the oven to 325°F (160°C). Grease or line a baking sheet with parchment paper.

  2. If the nut butter is thick, gently warm it until it’s runny and easy to mix.

  3. Mix all dry ingredients (almond flour, erythritol, salt, baking soda) in a bowl.

  4. Stir in the nut butter and milk to form a dough. Taste and adjust salt if needed.

  5. Roll dough into small balls and place on the baking sheet.

  6. Flatten each ball with a fork to make crisscross patterns.

  7. Bake for 10 minutes. Cookies should be slightly underbaked when removed.

  8. Cool completely on the tray—they will firm up as they cool.

Optional 3-ingredient version:
Mix 1 cup peanut butter, 1/2 cup erythritol, and 1 egg (or chia egg). Bake as above.

Nutrients (Per Cookie, Approximate)

  • Calories: ~100

  • Fat: ~8g

  • Carbohydrates: ~2g net carbs

  • Protein: ~4g

  • Sugar: 0g (when using sugar-free sweetener)

  • Fiber: Varies based on flour and nut butter used

Soft, Chewy, and Surprisingly Indulgent
What sets these cookies apart from many keto treats is their texture. Instead of being dry or crumbly like some low-carb alternatives, these peanut butter cookies are remarkably soft and chewy. The use of finely ground almond flour, along with creamy nut butter, creates a dough that bakes into a tender cookie with just the right amount of bite. They don’t taste like “diet” food—they taste like the real deal, satisfying that craving for a sweet treat without the blood sugar spike.

Flourless and Egg-Free with Pantry Staples
These cookies require just a handful of ingredients, all of which are common in a keto pantry. There’s no need for eggs, which makes this recipe ideal for those with egg allergies or those avoiding animal products. Instead, the dough is bound together by a combination of peanut butter, almond flour, and just a touch of milk. The powdered erythritol provides a sugar-free sweetness that blends seamlessly into the mix, offering a cookie that’s as smooth and consistent as traditional baked goods.

Versatile Enough for Everyone to Enjoy
Even if you’re not following a ketogenic or low-carb lifestyle, you’ll appreciate how easy and delicious these cookies are. They’re naturally gluten-free and grain-free, making them a great option for those with dietary restrictions. And because they use natural peanut butter and minimal ingredients, they’re also less processed than many store-bought alternatives. These cookies can also be adapted for different preferences—swap the peanut butter for almond butter, cashew butter, or sunflower seed butter to suit your taste or allergy needs.

No-Bake Option for a Quick Sweet Fix
One of the unique perks of this cookie dough is that it can be enjoyed raw, making it perfect for those moments when you just can’t wait. Because the recipe contains no eggs or traditional flour, it’s safe to eat without baking. Simply roll the dough into balls, chill if desired, and enjoy as no-bake cookie bites. This makes the recipe ideal for hot summer days, on-the-go snacking, or when you want a treat without heating up the oven.

Perfect for Meal Prep and Make-Ahead Treats
Keto Peanut Butter Cookies store incredibly well, both at room temperature and in the fridge. After baking, they firm up as they cool, making them easy to stack and pack into containers for later enjoyment. You can keep a batch on hand for quick snacks, lunchbox treats, or late-night cravings. They also freeze beautifully—just thaw for a few minutes before eating or enjoy them straight from the freezer if you like a firmer texture.

Low in Carbs, Big on Satisfaction
With only about 2g net carbs per cookie, these peanut butter gems are perfectly aligned with ketogenic dietary goals. Each bite offers a rich source of healthy fats from the peanut butter and almond flour, which helps with satiety and supports metabolic health. The lack of sugar also means no blood sugar crashes or spikes—just sustained, guilt-free satisfaction. They’re ideal for curbing sweet cravings while staying within your macros.

Kid-Approved and Perfect for Sharing
Despite being sugar-free and grain-free, these cookies are a hit with kids and non-keto eaters alike. Their familiar peanut butter flavor and soft, chewy texture make them universally appealing. Serve them at gatherings or share with friends and family—you might not even have to mention they’re low-carb unless someone asks for the recipe (which they probably will). They’re also a great choice for bake sales, potlucks, or as part of a holiday cookie platter with a healthy twist.

Simple Enough for Everyday Baking
Because this recipe is so fast and foolproof, it’s perfect for everyday baking. You don’t need any fancy equipment or techniques—just a bowl, a spoon, and a baking tray. The dough comes together in minutes, and the cookies only take about 10 minutes to bake. There’s no complicated creaming or chilling required. If you’re new to keto baking or just want something easy and satisfying, this recipe is a great place to start.

Customizable for Endless Flavor Variations
These cookies are delicious as-is, but they’re also a fantastic base for customization. Add sugar-free chocolate chips for a peanut butter cup-style twist, mix in chopped nuts for crunch, or sprinkle with sea salt for contrast. A touch of cinnamon or a dash of espresso powder can bring added complexity to the flavor. You can even press a sugar-free chocolate square into the top of each cookie after baking for a thumbprint-style variation. The possibilities are as endless as your imagination.

Conclusion
Keto Peanut Butter Cookies prove that low-carb baking doesn’t mean sacrificing flavor, texture, or enjoyment. With their soft, chewy consistency and bold peanut butter flavor, they deliver on all fronts—whether you’re following a keto diet, looking to reduce sugar, or just want an easy, wholesome cookie recipe. Completely flourless, gluten-free, sugar-free, and egg-free, they’re suitable for nearly any diet and ready in minutes. Whether baked or enjoyed as no-bake bites, these cookies are a delicious reminder that clean eating can still include sweet, satisfying moments. Once you try them, they’ll become a go-to favorite in your keto kitchen.

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