Keto Chocolate Peanut Butter Bars

Rich, chocolatey, and perfectly nutty — these Keto Chocolate Peanut Butter Bars taste like a classic candy bar but without the sugar. With creamy peanut butter and a smooth dark chocolate topping, they’re an easy, no-bake treat you’ll crave every time.

About This Recipe

Few flavor pairings are as timeless as chocolate and peanut butter. It’s sweet, salty, rich, and indulgent all at once. But the problem with traditional peanut butter bars is that they’re usually packed with sugar and processed carbs—making them off-limits for anyone on keto. That’s where these Keto Chocolate Peanut Butter Bars come to the rescue. They capture the same irresistible flavors in a low-carb, sugar-free, and keto-friendly form you can enjoy guilt-free.

This recipe layers a creamy peanut butter base with a smooth, glossy chocolate topping. Using keto-friendly ingredients like natural peanut butter, almond flour, butter, sugar-free sweetener, and dark chocolate (85% cocoa or sugar-free baking chocolate), you get all the indulgence of your favorite candy bar without the carb crash. Each bite is rich and satisfying, delivering that perfect balance of nutty and sweet.

One of the best parts of this recipe is how incredibly easy it is to make. There’s no baking required—just mix, press, melt, pour, and chill. In less than 20 minutes of hands-on work, you’ll have a full tray of bars ready to refrigerate or freeze. They’re perfect for prepping ahead, storing in the fridge, and grabbing whenever a sweet craving hits.

From a nutritional standpoint, these bars are not just keto-friendly but also surprisingly satiating. Peanut butter provides healthy fats and protein, almond flour adds fiber, and dark chocolate brings antioxidants. They’re a much better choice than processed candy and won’t kick you out of ketosis.

These bars are also versatile. You can swap peanut butter for almond or sunflower seed butter, use coconut flour instead of almond flour, or even sprinkle chopped nuts, shredded coconut, or sea salt flakes on top for added texture. Whether you want a quick dessert, a party treat, or a freezer-friendly snack, these bars deliver every time.

If you’ve been missing Reese’s-style treats on keto, these Chocolate Peanut Butter Bars will quickly become a favorite. They’re decadent, low-carb, and so easy to whip up that you’ll never go back to store-bought candy again.

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Why You’ll Love This Recipe

• Classic chocolate + peanut butter combo 🍫🥜
• No-bake, quick, and easy
• Sugar-free, low-carb, and keto-friendly
• Perfect for make-ahead desserts
• Freezer-friendly for long-term storage

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Ingredients

•  For the peanut butter layer:
• 1 cup natural peanut butter (unsweetened, creamy)
• 1/2 cup unsalted butter, melted
• 1/2 cup powdered erythritol or allulose
• 1 cup almond flour
• 1 tsp vanilla extract
• For the chocolate topping:
• 1 cup sugar-free dark chocolate chips (or 85% dark chocolate)
• 2 tbsp coconut oil or butter

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Instructions

1. Line an 8×8-inch baking pan with parchment paper.
2. In a bowl, mix peanut butter, melted butter, sweetener, almond flour, and vanilla until smooth.
3. Spread mixture evenly into the pan and smooth the top.
4. Melt chocolate chips and coconut oil together until smooth.
5. Pour chocolate mixture over the peanut butter layer and spread evenly.
6. Refrigerate 1–2 hours until firm.
7. Slice into 16 bars and serve chilled.

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Nutrition (per serving)

• Calories: ~190
• Fat: 17 g
• Protein: 5 g
• Net Carbs: 3 g
• Fiber: 2 g

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FAQ

• Can I make these dairy-free?
  Yes—use coconut oil instead of butter in both layers.
• Do they taste like Reese’s?
  Yes! They have that same rich chocolate-peanut butter combo, but without the sugar.
• How do I store them?
  Keep in the fridge up to 7 days or freeze for up to 2 months.
• Can I use almond butter instead?
  Absolutely, it works just as well for a slightly different flavor.

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Variations & Substitutions

• Swap peanut butter for almond butter or sunflower seed butter
• Use coconut flour instead of almond flour (reduce to 1/4 cup)
• Sprinkle sea salt flakes on top for contrast
• Add chopped nuts or unsweetened shredded coconut for texture

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Serving Suggestions

• Pair with black coffee for a keto dessert break
• Serve on a platter at parties or gatherings
• Enjoy as an after-dinner treat without guilt
• Keep a stash in the freezer for sweet cravings

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Did you make this recipe?

I’d love to hear from you — leave a comment below and tell me how it turned out, what you liked, or if you made any tweaks!

Try these next:

• Chocolate Peanut Butter Fat Bombs
• Chocolate Chip Cookie Dough Bites

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