Keto Chocolate Peanut Butter Pie – Rich, Creamy, and Low-Carb

This pie tastes like a classic chocolate peanut butter dessert, but it fits into a low-carb lifestyle. It’s smooth, rich, and surprisingly easy to make—no baking required. If you crave something sweet without the sugar crash, this pie hits the spot.

It’s perfect for family dinners, parties, or a quiet night in. One slice feels indulgent, yet it keeps your carbs in check.

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Keto Chocolate Peanut Butter Pie - Rich, Creamy, and Low-Carb

Prep Time 20 minutes
Cook Time 10 minutes
Total Time 30 minutes
Servings: 12 servings

Ingredients
  

  • For the crust: 1 3/4 cups fine almond flour
  • 3 tablespoons unsweetened cocoa powder
  • 1/4 cup powdered erythritol or allulose (or your favorite powdered keto sweetener)
  • 1/4 teaspoon fine sea salt
  • 5 tablespoons unsalted butter, melted
  • 1/2 teaspoon vanilla extract
  • For the peanut butter filling: 8 ounces cream cheese, softened
  • 3/4 cup natural peanut butter (no added sugar)
  • 1/2 cup powdered erythritol or allulose, to taste
  • 1 teaspoon vanilla extract
  • 1 cup cold heavy whipping cream
  • Pinch of salt
  • For the chocolate ganache topping: 3/4 cup sugar-free dark chocolate chips (or chopped keto chocolate, 70–85%)
  • 1/2 cup heavy cream
  • 1 tablespoon butter (optional, for shine)
  • Pinch of salt
  • Optional garnishes: Shaved sugar-free chocolate
  • Crushed roasted peanuts
  • A drizzle of warmed peanut butter
  • Flaky sea salt

Method
 

  1. Make the crust: In a bowl, whisk almond flour, cocoa, powdered sweetener, and salt. Stir in melted butter and vanilla until the mixture looks like damp sand and holds together when pressed.
  2. Press and set: Firmly press the crust into a 9-inch pie dish, going up the sides. Use the bottom of a measuring cup to pack it tightly. Chill in the fridge for 20 minutes to firm up.
  3. Beat the filling base: In a large bowl, beat cream cheese, peanut butter, powdered sweetener, vanilla, and a pinch of salt until smooth and fluffy. Scrape the bowl so no lumps remain.
  4. Whip the cream: In a separate bowl, whip the cold heavy cream to stiff peaks. Don’t overbeat. You want it thick and billowy.
  5. Fold and fill: Gently fold the whipped cream into the peanut butter mixture in two additions. Stop when it’s just combined and smooth. Spoon into the chilled crust and spread evenly.
  6. Chill the pie: Cover and refrigerate for at least 2 hours so the filling can set before adding the ganache.
  7. Make the ganache: Warm heavy cream in a small saucepan until steaming, not boiling. Pour over chocolate chips, add butter and a pinch of salt, and let sit 2 minutes. Stir until glossy and smooth.
  8. Add the topping: Let the ganache cool for 5–10 minutes so it thickens slightly but is still pourable. Pour over the chilled pie and tilt the dish to spread it into an even layer.
  9. Final chill: Refrigerate another 1–2 hours, or until the ganache is set and the pie slices cleanly.
  10. Garnish and serve: Top with shaved chocolate, crushed peanuts, a drizzle of peanut butter, or flaky salt. Slice with a hot, dry knife for neat edges.
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What Makes This Recipe So Good

Overhead shot of a freshly assembled Keto Chocolate Peanut Butter Pie after the ganache step: glossySave
  • Truly low-carb and sugar-free: The crust, filling, and topping are all sweetened with keto-friendly sweeteners.
  • No-bake and fuss-free: You don’t need an oven, and the filling sets up beautifully in the fridge.
  • Classic flavor combo: Chocolate and peanut butter taste like a treat from a bakery, without the guilt.
  • Creamy, stable texture: The filling holds its shape but stays light and silky.
  • Great make-ahead dessert: It actually tastes better the next day after chilling.

What You’ll Need

  • For the crust:
    • 1 3/4 cups fine almond flour
    • 3 tablespoons unsweetened cocoa powder
    • 1/4 cup powdered erythritol or allulose (or your favorite powdered keto sweetener)
    • 1/4 teaspoon fine sea salt
    • 5 tablespoons unsalted butter, melted
    • 1/2 teaspoon vanilla extract
  • For the peanut butter filling:
    • 8 ounces cream cheese, softened
    • 3/4 cup natural peanut butter (no added sugar)
    • 1/2 cup powdered erythritol or allulose, to taste
    • 1 teaspoon vanilla extract
    • 1 cup cold heavy whipping cream
    • Pinch of salt
  • For the chocolate ganache topping:
    • 3/4 cup sugar-free dark chocolate chips (or chopped keto chocolate, 70–85%)
    • 1/2 cup heavy cream
    • 1 tablespoon butter (optional, for shine)
    • Pinch of salt
  • Optional garnishes:
    • Shaved sugar-free chocolate
    • Crushed roasted peanuts
    • A drizzle of warmed peanut butter
    • Flaky sea salt

Step-by-Step Instructions

Close-up, three-quarter angle slice of the final chilled pie on a matte charcoal dessert plate: neatSave
  1. Make the crust: In a bowl, whisk almond flour, cocoa, powdered sweetener, and salt. Stir in melted butter and vanilla until the mixture looks like damp sand and holds together when pressed.
  2. Press and set: Firmly press the crust into a 9-inch pie dish, going up the sides.

    Use the bottom of a measuring cup to pack it tightly. Chill in the fridge for 20 minutes to firm up.

  3. Beat the filling base: In a large bowl, beat cream cheese, peanut butter, powdered sweetener, vanilla, and a pinch of salt until smooth and fluffy. Scrape the bowl so no lumps remain.
  4. Whip the cream: In a separate bowl, whip the cold heavy cream to stiff peaks.

    Don’t overbeat. You want it thick and billowy.

  5. Fold and fill: Gently fold the whipped cream into the peanut butter mixture in two additions. Stop when it’s just combined and smooth.

    Spoon into the chilled crust and spread evenly.

  6. Chill the pie: Cover and refrigerate for at least 2 hours so the filling can set before adding the ganache.
  7. Make the ganache: Warm heavy cream in a small saucepan until steaming, not boiling. Pour over chocolate chips, add butter and a pinch of salt, and let sit 2 minutes. Stir until glossy and smooth.
  8. Add the topping: Let the ganache cool for 5–10 minutes so it thickens slightly but is still pourable.

    Pour over the chilled pie and tilt the dish to spread it into an even layer.

  9. Final chill: Refrigerate another 1–2 hours, or until the ganache is set and the pie slices cleanly.
  10. Garnish and serve: Top with shaved chocolate, crushed peanuts, a drizzle of peanut butter, or flaky salt. Slice with a hot, dry knife for neat edges.

Storage Instructions

  • Refrigerate: Cover the pie tightly and store in the fridge for up to 5 days. The flavor deepens over time.
  • Freeze: Freeze uncovered until firm, then wrap slices in plastic and place in a freezer-safe bag.

    Freeze up to 2 months. Thaw in the fridge overnight.

  • Avoid condensation: When moving from cold to room temp, keep the pie covered so moisture doesn’t bead on the ganache.

Health Benefits

  • Low in net carbs: Almond flour and sugar-free sweeteners keep carbs down, supporting ketosis.
  • High in healthy fats: Peanut butter and cream provide satiety and steady energy without blood sugar spikes.
  • Gluten-free: Almond flour makes this a great option for those avoiding gluten.
  • Customizable sweetness: You control the sweetener and can keep it mild to reduce cravings.

What Not to Do

  • Don’t use sweetened peanut butter: Added sugar bumps up carbs and can make the filling too loose.
  • Don’t skip chilling: The filling and ganache need time to set. Rushing leads to messy slices.
  • Don’t boil the cream for ganache: Overheating can split the chocolate and cause a grainy texture.
  • Don’t overbeat the whipped cream: It turns grainy and can make the filling dense.
  • Don’t pack a crumbly crust: If it’s too dry to hold, add another teaspoon of melted butter.

Variations You Can Try

  • Almond butter swap: Use unsweetened almond butter for a lighter, slightly less sweet flavor.
  • Mocha twist: Add 1 teaspoon espresso powder to the crust or ganache to boost the chocolate.
  • Salted peanut crunch: Stir a handful of chopped roasted peanuts into the filling for texture.
  • Chocolate swirl: Drizzle a little cooled ganache into the filling and gently swirl before chilling.
  • Coconut cream topping: Swap heavy cream in the ganache for full-fat coconut cream for a dairy-light finish.
  • Mini pies: Press crust into a muffin tin lined with parchment cups and fill for portion-controlled treats.

FAQ

Is this pie really keto-friendly?

Yes.

It uses almond flour instead of wheat flour and sugar-free sweeteners instead of sugar. As always, count your net carbs based on the exact brands you use.

What sweetener works best?

Powdered erythritol or allulose blends work well because they dissolve smoothly. Allulose gives a softer sweetness and no cooling effect.

Taste and adjust as needed.

Can I make it dairy-free?

You can try dairy-free cream cheese and coconut cream. The texture will be a bit different, but it still sets nicely. Use dairy-free chocolate for the ganache.

How do I prevent a bitter aftertaste?

Use a high-quality sweetener and taste as you go.

Combining a small amount of monk fruit with erythritol or using allulose often reduces bitterness and cooling.

Why is my ganache too runny or too thick?

If it’s runny, chill it briefly and stir; it thickens as it cools. If it’s too thick, warm it gently or whisk in a teaspoon of warm cream until smooth.

Can I bake the crust?

Yes. Bake at 325°F (165°C) for 8–10 minutes until fragrant.

Cool completely before filling. Baking gives a slightly firmer, toastier crust.

How many carbs per slice?

It varies by brand and portion size. As a general guide, many versions land around 4–7 net carbs per slice when cut into 12 pieces.

Calculate based on your ingredients.

Can I use Dutch-processed cocoa?

Yes. Dutch-processed cocoa gives a smoother, darker chocolate flavor and works well in the crust.

My filling is lumpy—what happened?

The cream cheese may have been too cold. Beat it until completely smooth before adding other ingredients.

If needed, let the mixture sit for a few minutes and beat again.

How far ahead can I make it?

Up to 2 days in advance is ideal. Add any garnishes just before serving to keep them crisp and fresh.

Final Thoughts

Keto Chocolate Peanut Butter Pie proves you don’t have to give up dessert to stay on track. With a crisp chocolate crust, creamy peanut butter filling, and a silky ganache, it tastes like a celebration in every slice.

Keep it classic, or play with the variations to make it your own. Make it once, and it’ll become your go-to low-carb crowd-pleaser. Enjoy it chilled, share it with friends, and savor every bite.

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