Get ready to discover the ultimate low-carb indulgence: Keto Monster Cookies! Imagine your favorite classic monster cookie, bursting with the rich flavors of peanut butter and chocolate chips, now reimagined for your ketogenic lifestyle. We’ve even incorporated a delightful surprise with new sugar-free, candy-coated chocolate pieces, making these cookies an irresistible treat that combines all the best elements into one perfectly low-carb package. Whether you’re a long-time keto enthusiast or just starting your journey, these cookies promise to satisfy your sweet cravings without compromising your dietary goals.
There’s a special kind of thrill that comes with uncovering new keto-friendly treasures on grocery store shelves. I’ve made it a delightful habit to wander through the aisles of various local stores, constantly on the lookout for innovative products that align with a low-carb lifestyle. It’s a bit like a treasure hunt, and sometimes, that curious habit truly pays off, leading to exciting culinary experiments.
Such was the case a few months ago when my eyes landed on a vibrant display of new candy-coated pieces from Lily’s at my local Whole Foods. My heart did a little flutter – a genuine, sugar-free answer to classic chocolate candies! Naturally, I couldn’t resist grabbing several bags, eager to get into the kitchen and experiment. These vibrant, yet naturally colored, candies instantly sparked an idea: to create the perfect batch of Keto Monster Cookies. Since Lily’s prides itself on using no artificial dyes, the candies boast beautiful pastel shades, which made me realize they would also be an absolutely charming and fitting treat for Easter celebrations.
Why You Will Absolutely Love These Keto Monster Cookies
Monster cookies earn their name because they are a glorious fusion of everything wonderful in the cookie universe. They bring together the rich, savory notes of peanut butter, the classic sweetness of chocolate chips, and the comforting texture typically associated with oatmeal, all elevated by the playful crunch of candy-coated chocolates. It’s a true “Frankenstein of cookies,” assembling the best parts into one irresistible creation.
Of course, traditional oatmeal is off-limits for keto and low-carb diets. However, if you’re familiar with my Keto Oatmeal Cookies, you’ll know I’ve perfected a clever method for replicating that beloved chewy texture without the carbs. For these monster cookies, I’ve skillfully adapted elements from my renowned Keto Chocolate Chip Cookies and enriched the dough with creamy, decadent peanut butter.
The outcome? Nothing short of spectacular! Every bite delivers the quintessential, satisfying flavors of a classic monster cookie, but with a mere fraction of the carbohydrates. And let’s not forget the charming pastel-colored candies, which not only add a delightful pop of texture but also make these cookies incredibly appealing and festive, especially for occasions like Easter or any time you need a cheerful, guilt-free treat. Get ready to fall in love with your new favorite keto cookie!
Essential Ingredients for Your Keto Monster Cookies
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Creating these sensational Keto Monster Cookies requires a careful selection of high-quality, low-carb ingredients. Each component plays a vital role in achieving that perfect texture and flavor profile we all adore. Here’s a detailed look at what you’ll need:
- Sliced Almonds: This is our secret weapon for mimicking the unique texture of oatmeal. It’s crucial to use thinly sliced almonds, not the thicker slivered variety, as the thin slices process down into a more oat-like consistency. When pulsed in a food processor, they create a wonderfully chewy element that makes these cookies truly reminiscent of their traditional counterparts.
- Creamy Peanut Butter: For the best results and a smooth, rich flavor, I highly recommend a natural, no-stir peanut butter, such as Santa Cruz. These types of peanut butter typically contain only peanuts and salt, avoiding added sugars and unnecessary oils that can impact both the cookie’s carb count and its baking performance. Its natural oils contribute to a moist, tender crumb.
- Sweetener (Swerve Brown): My top choice for these cookies is Swerve Brown. Its brown sugar-like flavor adds a lovely caramel note, and its texture helps achieve the desired softness in the cookies. Most granular erythritol-based sweeteners should work well here. Since these cookies are designed to be soft and chewy rather than crisp, allulose blends are also a viable option. However, be mindful that allulose can cause cookies to brown more quickly, so keep a close eye on your baking time.
- Unsalted Butter: A foundational ingredient in most delicious cookies, unsalted butter contributes richness, moisture, and helps create a tender texture. Ensure it’s softened to room temperature for optimal creaming with the peanut butter and sweetener.
- Large Egg: The egg acts as a crucial binder, holding all the ingredients together and providing structure to the cookies. It also adds a bit of moisture and richness, contributing to the overall chewiness.
- Vanilla Extract: A teaspoon of pure vanilla extract enhances all the other flavors in the cookie, adding a warm, aromatic depth that is simply essential for any chocolate chip or peanut butter cookie.
- Almond Flour: A finely ground almond flour provides the primary structure for these low-carb cookies. It’s important to use a finely milled variety to prevent a gritty texture and to ensure the cookies hold their shape without spreading too much during baking. It’s a fantastic gluten-free and low-carb alternative to wheat flour.
- Baking Soda: Instead of baking powder, baking soda is preferred here. It reacts with the acidic components in the peanut butter and brown sweetener (like Swerve Brown) to help the cookies spread slightly and achieve a wonderfully soft, chewy texture. It also aids in achieving a beautiful golden-brown color on the edges.
- Salt: A pinch of salt is vital to balance the sweetness and bring out the rich flavors of the peanut butter and chocolate. Don’t skip it; it truly makes a difference in the overall taste profile.
- Chocolate Chips: I opted for Lily’s dark chocolate chips, which are sugar-free and specifically formulated for keto baking. They melt beautifully and provide that classic chocolatey goodness without the added sugar.
- Candy Pieces: The star of the show for that “monster” appeal! I was fortunate to find Lily’s candy pieces at my local Whole Foods, but they are also readily available for purchase online. These sugar-free, candy-coated chocolates are a game-changer for keto treats. Check the “Expert Tips” section for potential substitutes if Lily’s aren’t available in your area.
Step-by-Step Directions to Bake Your Keto Monster Cookies
Baking these delightful Keto Monster Cookies is a straightforward process, designed for both novice and experienced bakers. Follow these simple steps to create a batch of perfectly chewy, flavorful, and low-carb cookies that everyone will adore:
- Prepare Your Baking Environment: Begin by preheating your oven to 325ºF (160ºC). This ensures your oven is at the correct temperature for even baking. Line two large baking sheets with silicone mats or parchment paper. This prevents sticking and ensures easy removal of the baked cookies.
- Create the “Oatmeal” Base: In a food processor, add the thinly sliced almonds. Pulse them until they achieve a texture that closely resembles rolled oats. This step is crucial for achieving the signature “oatmeal” chewiness in our keto monster cookies. Set these processed almonds aside.
- Cream Wet Ingredients: In a large mixing bowl, combine the creamy peanut butter, softened unsalted butter, and your chosen sweetener (Swerve Brown is recommended). Using an electric mixer, beat these ingredients together on medium speed for approximately 2 minutes, or until the mixture becomes light, fluffy, and well combined. This creaming process incorporates air, contributing to a softer cookie texture.
- Incorporate Egg and Vanilla: Next, beat in the large egg and vanilla extract until they are fully incorporated into the mixture. Scrape down the sides of the bowl to ensure everything is evenly mixed.
- Add Dry Ingredients and Mix-ins: Add the almond flour, the processed almonds (our “oatmeal” substitute), baking soda, and salt to the wet ingredients. Beat on low speed until just combined, being careful not to overmix. Overmixing can lead to tough cookies. At this point, gently fold in the sugar-free chocolate chips and *half* of the Lily’s candy pieces by hand. We save the other half for post-baking decoration to prevent them from cracking or bleeding their colors during baking.
- Shape and Bake: Roll the cookie dough into uniform balls, about 1 ½ inches in diameter. Place these balls several inches apart on your prepared baking sheets, allowing room for them to spread slightly. Gently press down on each cookie dough ball with the palm of your hand or the back of a spoon to flatten them to approximately ½ inch thick.
- Bake to Golden Perfection: Bake the cookies in the preheated oven for 12 to 15 minutes. Keep a close watch; they are ready when the edges begin to turn a delicate golden brown. The centers may still look slightly soft, but they will firm up as they cool.
- Final Touches and Cooling: Remove the baking sheets from the oven. Immediately and gently press the remaining half of the candy pieces into the tops of the warm cookies. This ensures they adhere nicely and retain their vibrant appearance. Let the cookies cool completely on the baking sheets. This step is vital, as cooling allows the cookies to fully set and achieve their intended chewy texture. Resist the urge to move them too soon!
Expert Tips for Perfect Keto Monster Cookies
Achieving the perfect batch of Keto Monster Cookies is easy with a few insider tricks. These tips will help ensure your cookies are not only delicious but also visually stunning and perfectly textured.
Mastering Candy Application for Vibrant Cookies
One of the most important secrets to beautiful monster cookies, especially when using sugar-free candies, is to hold back some of the candy pieces. Do not add all the candies to the cookie dough before baking. The natural coloring agents and the delicate sugar-free coating on candies like Lily’s make them more susceptible to cracking, melting, and bleeding their colors during the high heat of baking. To ensure your cookies look their absolute best, save about half of the candy pieces and add them *after* the cookies come out of the oven. Simply press them gently into the warm, freshly baked tops. Then, the most crucial part: leave the cookies undisturbed on the baking sheet until they have cooled completely. This allows the candies to set firmly without smudging, preserving their vibrant pastel hues and preventing any mess.
Navigating Candy Substitutions
If Lily’s candy pieces are hard to find in your area, there are a few similar keto-friendly alternatives you might consider. HighKey Snacks produces a good option, though they primarily come in blue. If you use these, you could playfully rename your creation “Cookie Monster Cookies!” I’ve also recently spotted and ordered some from MaxSweets to test out, which also appear to be promising sugar-free candy-coated chocolates.
A word of caution: I generally do not recommend other brands that claim to be sugar-free without checking their ingredients carefully. Many alternative “sugar-free” candies on the market contain maltitol, which can cause digestive upset for some individuals and may have a higher glycemic impact than other keto-friendly sweeteners. Always read labels to ensure the product aligns with your dietary needs. If you find yourself unable to access any suitable candy-coated pieces, don’t despair! You can still make these fantastic Monster Cookies. Simply increase the amount of sugar-free chocolate chips, or consider adding some sugar-free white chocolate chips for a delightful contrast in flavor and color. You could also incorporate chopped keto-friendly nuts or seeds for extra crunch.
Optimizing Your Sweetener Choices
For this recipe, I specifically chose Swerve Brown, and both its original and updated formulas will yield excellent results. These cookies are designed to have a soft, wonderfully chewy consistency, which means they are quite forgiving when it comes to sweetener selection. Most granular erythritol-based sweeteners will work beautifully. However, if you opt for a sweetener that is primarily composed of allulose, be aware that allulose tends to promote faster browning. If using an allulose blend, it’s particularly important to keep a close eye on your cookies during the baking process to prevent them from becoming overly dark on the edges while the centers are still setting.
Storage Suggestions for Optimal Freshness
To keep your Keto Monster Cookies fresh and delicious, store them in an airtight container at room temperature for up to 5-7 days. If you want to enjoy them for longer, they freeze exceptionally well. Place cooled cookies in a single layer on a baking sheet to flash freeze for about 30 minutes, then transfer them to a freezer-safe bag or container. They can be stored in the freezer for up to 2-3 months. Thaw at room temperature for a quick and satisfying keto treat anytime!
Serving Suggestions for Ultimate Enjoyment
These Keto Monster Cookies are incredibly versatile. Enjoy them on their own as a satisfying snack or dessert. For an extra special treat, warm them slightly in the microwave for a few seconds to get that fresh-baked gooeyness. They pair wonderfully with a glass of unsweetened almond milk, a hot cup of coffee, or even crumbled over a scoop of your favorite keto ice cream for a truly decadent experience.
The Sweetest Giveaway: Your Chance to Win!
Since I’m lucky enough to have easy access to these fantastic new keto candies, I’ve stocked up on a few extra bags! And because I love sharing my discoveries with you, I’ll be packaging them up, along with some other delightful keto baking goodies, to send to one lucky winner!
Please note that this giveaway is entirely from my own pocket and is not sponsored or endorsed by Lily’s. This means I do have to limit entries to residents of the USA and Canada only. Unfortunately, international shipping costs can be prohibitive, and I can’t guarantee that fragile items will arrive in good condition across greater distances.
Good luck to everyone who enters!
More Delicious Keto Cookie Recipes You’ll Love
If these Keto Monster Cookies have sparked your craving for more low-carb baking adventures, you’re in luck! I have a wide array of delicious keto cookie recipes that cater to every taste and occasion. Explore some of my other popular creations:
- Keto Thin Mints
- Perfect Keto Snickerdoodles
- Salted Butterscotch Cookies
- Keto Sugar Cookies
- Keto Snowball Cookies
- S’mores Skillet Cookie
Each recipe is carefully crafted to deliver maximum flavor with minimal carbs, ensuring you can enjoy your favorite treats while sticking to your keto goals. Happy baking!

Keto Monster Cookies Recipe
Servings: 18 cookies
Prep Time: 25 mins
Cook Time: 15 mins
Total Time: 40 mins
This is the ultimate keto cookie recipe! Peanut butter chocolate chip “oatmeal” cookies with some new sugar-free chocolate candies. All the best flavors in one delicious low carb package.
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Ingredients
- 1 1/3 cups (122.67 g) sliced almonds
- 1/2 cup (129 g) creamy peanut butter
- 1/3 cup (75.67 g) unsalted butter
- 2/3 cup (121.33 g) Swerve Brown
- 1 large egg
- 1 tsp vanilla extract
- 1 cup (112 g) almond flour
- 1/2 tsp baking soda
- 1/4 tsp salt
- 1/4 cup (45 g) Lily’s sugar-free chocolate chips
- 1 package Lily’s Dark Chocolate Candies, divided (3.5 ounces)
Instructions
- Preheat the oven to 325ºF (160ºC) and line 2 baking sheets with silicone mats or parchment paper.
- In a food processor, process the sliced almonds until they resemble oats. Set aside.
- In a large bowl, beat the peanut butter, butter, and sweetener together on medium until light and fluffy, about 2 minutes. Beat in the egg and vanilla extract until well combined.
- All at once, add the almond flour, processed almonds, baking soda, and salt. Beat until combined. Add the chocolate chips and half of the candy pieces and mix in by hand.
- Roll the dough into 1 1/2 inch balls and place several inches apart on the prepared baking sheets. Press each down to about 1/2 inch thick.
- Bake 12 to 15 minutes, until the edges are just becoming golden brown. Remove and gently press the remaining candy pieces into the tops of the cookies. Let cool completely on the pan.
Nutrition Information
Serving: 1 cookie | Calories: 205kcal | Carbohydrates: 7.5g | Protein: 5.8g | Fat: 17.4g | Fiber: 3.2g
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