12 Keto Halloween Desserts [Spooky & Low Carb!]

Halloween is my favorite time of the year, and I don’t want to miss out on the spooky sweet treats just because I’m following a keto lifestyle! Over the past few months, I’ve been experimenting with the best keto halloween dessert recipes, and I’ve put together this collection of the best ideas for you to try. From creamy fat bombs to decadent fudge, there’s something here for every craving. Whether you’re hosting a Halloween party or just want a festive treat for yourself, these recipes are spooky, delicious, and completely keto-friendly!

Please note that I’ve included the nutritional information here as a guideline, but exact values will of course be dependent on the exact ingredients that you use, and the brands that you choose in the grocery store. If you’re following a very strict low carb diet, I always recommend double checking the values for your own peace of mind! 

Let’s jump straight into these Halloween keto dessert ideas… 

1. Keto Pumpkin Spice Fat Bombs

keto pumpkin spice fat bombs

These Keto Pumpkin Spice Fat Bombs are rich, creamy, and perfectly spiced for fall. Made with real pumpkin and warming spices, they’re an easy grab-and-go snack that satisfies your sweet tooth while keeping your carb count low.

Serves: 12

Ingredients:

  • 1/2 cup cream cheese, softened
  • 1/4 cup unsweetened pumpkin puree
  • 1/4 cup coconut oil, melted
  • 1/4 cup almond butter
  • 2 tbsp powdered erythritol
  • 1 tsp pumpkin spice
  • 1/2 tsp vanilla extract

Instructions:

  1. In a large bowl, beat together the cream cheese, pumpkin puree, coconut oil, and almond butter until smooth.
  2. Add the powdered erythritol, pumpkin spice, and vanilla extract, mixing until well combined.
  3. Spoon the mixture into silicone molds or roll into small balls.
  4. Freeze for 1-2 hours until firm.
  5. Store in the fridge or freezer and enjoy as a quick snack.

Nutritional Information (per serving):

  • Calories: 100
  • Net Carbs: 2g
  • Fat: 10g
  • Protein: 1g
  • Fiber: 1g

2. Keto Ghost Meringues

keto ghost meringues

These Keto Ghost Meringues are light, airy, and perfectly sweet. With their fun ghostly shapes, they make a spooky addition to any Halloween party while being entirely sugar-free.

Serves: 8

Ingredients:

  • 4 large egg whites, room temperature
  • 1/2 cup powdered erythritol
  • 1/4 tsp cream of tartar
  • 1/2 tsp vanilla extract
  • Sugar-free chocolate chips for eyes

Instructions:

  1. Preheat the oven to 200°F (95°C). Line a baking sheet with parchment paper.
  2. In a large bowl, beat the egg whites and cream of tartar until soft peaks form.
  3. Gradually add the powdered erythritol and vanilla extract, beating until stiff peaks form.
  4. Transfer the meringue mixture to a piping bag and pipe ghost shapes onto the baking sheet.
  5. Place two sugar-free chocolate chips on each ghost for eyes.
  6. Bake for 1.5-2 hours until the meringues are dry and crisp. Make sure you keep a close eye on them so they don’t start to burn! You may need to remove them from the oven earlier. 
  7. Turn off the oven and let the meringues cool inside with the door slightly open.

Nutritional Information (per serving):

  • Calories: 30
  • Net Carbs: 1g
  • Fat: 0g
  • Protein: 1g
  • Fiber: 0g

3. Keto Pumpkin Whoopie Pies

keto pumpkin whoopie pies

These Keto Pumpkin Whoopie Pies are soft, cakey, and filled with a deliciously creamy frosting. With warm pumpkin spices and a smooth cream cheese filling, they’re the perfect Halloween treat.

Serves: 8

Ingredients:

For the Cookies:

  • 1 cup almond flour
  • 1/4 cup coconut flour
  • 1/2 cup unsweetened pumpkin puree
  • 1/4 cup powdered erythritol
  • 1 large egg
  • 1/4 cup butter, melted
  • 1 tsp pumpkin spice
  • 1/2 tsp baking powder
  • 1/2 tsp vanilla extract

For the Filling:

  • 4 oz cream cheese, softened
  • 1/4 cup butter, softened
  • 1/4 cup powdered erythritol
  • 1/2 tsp vanilla extract

Instructions:

  1. Preheat the oven to 350°F (175°C). Line a baking sheet with parchment paper.
  2. In a large bowl, whisk together the almond flour, coconut flour, pumpkin spice, and baking powder.
  3. In another bowl, mix the pumpkin puree, egg, butter, erythritol, and vanilla extract.
  4. Combine the wet and dry ingredients, mixing until a dough forms.
  5. Scoop the dough into small rounds and place them on the prepared baking sheet, flattening slightly.
  6. Bake for 12-15 minutes until golden and set. Allow to cool completely.
  7. For the filling, beat together the softened cream cheese, butter, powdered erythritol, and vanilla extract until smooth and creamy.
  8. Once the cookies are cool, spread or pipe the filling onto half of the cookies, then top with the remaining cookies to form whoopie pies.

Nutritional Information (per serving):

  • Calories: 180
  • Net Carbs: 3g
  • Fat: 16g
  • Protein: 5g
  • Fiber: 2g

4. Keto Chocolate Spider Web Bark

keto chocolate spiderweb bark

This Keto Chocolate Spider Web Bark is a fun and festive dessert that’s perfect for Halloween. Made with layers of dark and white keto chocolate, this bark is easy to customize with your favorite low-carb toppings.

Serves: 10

Ingredients:

  • 1 cup sugar-free dark chocolate chips
  • 1/2 cup sugar-free white chocolate chips
  • 1 tbsp coconut oil
  • Optional toppings: chopped nuts, unsweetened shredded coconut, keto-friendly sprinkles

Instructions:

  1. Line a baking sheet with parchment paper.
  2. Melt the dark chocolate chips with 1/2 tbsp coconut oil in a double boiler or microwave, stirring until smooth.
  3. Spread the melted chocolate in a thin layer on the prepared baking sheet.
  4. Melt the white chocolate chips with 1/2 tbsp coconut oil and drizzle over the dark chocolate in a spiral pattern.
  5. Use a toothpick to drag lines outward from the center of the spiral to create a spider web effect.
  6. Add any optional toppings, then refrigerate until firm.
  7. Break the bark into pieces and serve.

Nutritional Information (per serving):

  • Calories: 120
  • Net Carbs: 2g
  • Fat: 11g
  • Protein: 2g
  • Fiber: 3g

5. Keto Pumpkin Fudge

keto pumpkin fudge

This Keto Pumpkin Fudge is smooth, creamy, and perfectly spiced. With a rich pumpkin flavor and buttery texture, it’s the ultimate fall treat that melts in your mouth.

Serves: 16

Ingredients:

  • 1/2 cup unsweetened pumpkin puree
  • 1/4 cup coconut oil, melted
  • 1/4 cup butter, melted
  • 1/4 cup almond butter
  • 1/2 cup powdered erythritol
  • 1 tsp pumpkin spice
  • 1/2 tsp vanilla extract

Instructions:

  1. In a large bowl, mix together the pumpkin puree, coconut oil, melted butter, and almond butter until smooth.
  2. Add the powdered erythritol, pumpkin spice, and vanilla extract, mixing until fully combined.
  3. Line a small dish with parchment paper and pour the mixture into it, spreading evenly.
  4. Freeze for 1-2 hours until firm.
  5. Cut into squares and store in the fridge or freezer.

Nutritional Information (per serving):

  • Calories: 90
  • Net Carbs: 2g
  • Fat: 9g
  • Protein: 1g
  • Fiber: 1g

6. Keto Blood Orange Cheesecake Mousse

keto blood orange cheesecake mousse

This Keto Blood Orange Cheesecake Mousse is a tangy, creamy, and elegant dessert perfect for Halloween. The vibrant orange color and zesty flavor make it a refreshing yet indulgent treat.

Serves: 4

Ingredients:

  • 8 oz cream cheese, softened
  • 1/2 cup heavy cream
  • 1/4 cup powdered erythritol
  • 1 tbsp blood orange juice
  • 1 tsp blood orange zest
  • 1/2 tsp vanilla extract
  • Optional: a few drops of blood orange food coloring

Instructions:

  1. In a large bowl, beat the softened cream cheese until smooth.
  2. Add the heavy cream, powdered erythritol, blood orange juice, zest, and vanilla extract, beating until light and fluffy.
  3. If desired, add a few drops of orange food coloring for a more vibrant color.
  4. Spoon the mousse into serving glasses and refrigerate for at least 1 hour before serving.

Nutritional Information (per serving):

  • Calories: 270
  • Net Carbs: 3g
  • Fat: 25g
  • Protein: 4g
  • Fiber: 0g

7. Keto Peanut Butter Cup Brownies

keto peanut butter cup brownies

These Keto Peanut Butter Cup Brownies are rich, fudgy, and packed with a layer of creamy peanut butter. They’re a perfect treat for Halloween, offering the best combination of chocolate and peanut butter in a keto-friendly way.

Serves: 9

Ingredients:

For the Brownies:

  • 1/2 cup almond flour
  • 1/4 cup unsweetened cocoa powder
  • 1/2 cup powdered erythritol
  • 2 large eggs
  • 1/4 cup butter, melted
  • 1/4 cup sugar-free chocolate chips
  • 1 tsp vanilla extract
  • 1/2 tsp baking powder
  • Pinch of salt

For the Peanut Butter Layer:

  • 1/3 cup sugar-free peanut butter
  • 2 tbsp powdered erythritol
  • 2 tbsp coconut oil, melted

Instructions:

  1. Preheat the oven to 350°F (175°C). Line an 8×8-inch baking dish with parchment paper.
  2. In a large bowl, mix together the almond flour, cocoa powder, powdered erythritol, baking powder, and salt.
  3. In another bowl, whisk together the eggs, melted butter, and vanilla extract.
  4. Combine the wet and dry ingredients, then fold in the sugar-free chocolate chips.
  5. Pour half of the brownie batter into the prepared baking dish.
  6. In a small bowl, mix together the peanut butter, powdered erythritol, and melted coconut oil. Spread the half the peanut butter mixture evenly over the brownie batter.
  7. Top with the remaining brownie batter and smooth the surface. Add the remaining peanut butter mixture and spread and smooth the surface. 
  8. Bake for 20-25 minutes until set. Allow to cool before cutting into squares.

Nutritional Information (per serving):

  • Calories: 250
  • Net Carbs: 4g
  • Fat: 22g
  • Protein: 6g
  • Fiber: 3g

8. Keto Pumpkin Milkshake

keto pumpkin milkshake

This Keto Pumpkin Milkshake is thick, creamy, and tastes just like a pumpkin pie in a glass. It’s a perfect festive drink to enjoy during the Halloween season, while still staying low-carb.

Serves: 2

Ingredients:

  • 1/2 cup unsweetened pumpkin puree
  • 1 cup unsweetened almond milk
  • 1/2 cup heavy cream
  • 2 tbsp powdered erythritol
  • 1 tsp pumpkin spice
  • 1/2 tsp vanilla extract
  • Optional: whipped cream and a dash of cinnamon for topping

Instructions:

  1. In a blender, combine the pumpkin puree, almond milk, heavy cream, powdered erythritol, pumpkin spice, and vanilla extract.
  2. Blend until smooth and creamy.
  3. Pour into glasses and top with whipped cream and a dash of cinnamon if desired.

Nutritional Information (per serving):

  • Calories: 190
  • Net Carbs: 4g
  • Fat: 18g
  • Protein: 2g
  • Fiber: 2g

9. Keto Blood Orange Panna Cotta

keto blood orange panna cotta

This Keto Blood Orange Panna Cotta is a silky, smooth dessert with a bright citrus flavor. It’s a light and refreshing option that’s perfect for ending a Halloween feast on a sophisticated note.

Serves: 6

Ingredients:

  • 1 1/2 cups heavy cream
  • 1/2 cup unsweetened almond milk
  • 1/4 cup powdered erythritol
  • 1 tbsp gelatin powder
  • 1/4 cup blood orange juice
  • 1 tsp blood orange zest
  • 1/2 tsp vanilla extract

Instructions:

  1. In a small bowl, sprinkle the gelatin over 1/4 cup of cold almond milk and let it sit for 5 minutes.
  2. In a saucepan, heat the heavy cream, remaining almond milk, and powdered erythritol over medium heat until warm (do not boil).
  3. Stir in the gelatin mixture, blood orange juice, zest, and vanilla extract until fully dissolved.
  4. Pour the mixture into serving glasses and refrigerate for at least 4 hours until set. Decorate with blood orange slices and spooky decorations, if you like! 

Nutritional Information (per serving):

  • Calories: 250
  • Net Carbs: 4g
  • Fat: 23g
  • Protein: 4g
  • Fiber: 0g

10. Keto Pumpkin Cheesecake Bars

keto pumpkin cheesecake bars

These Keto Pumpkin Cheesecake Bars are the perfect blend of creamy cheesecake and warm pumpkin spice flavors. They have a buttery almond flour crust and a smooth pumpkin cheesecake filling, making them a festive low-carb dessert for Halloween.

Serves: 9

Ingredients:

For the Crust:

  • 1 cup almond flour
  • 1/4 cup melted butter
  • 2 tbsp powdered erythritol

For the Cheesecake Filling:

  • 8 oz cream cheese, softened
  • 1/2 cup unsweetened pumpkin puree
  • 1/4 cup powdered erythritol
  • 1 large egg
  • 1 tsp pumpkin spice
  • 1/2 tsp vanilla extract

Instructions:

  1. Preheat the oven to 350°F (175°C). Line an 8×8-inch baking dish with parchment paper.
  2. Mix the almond flour, melted butter, and powdered erythritol to form the crust. Press the mixture evenly into the bottom of the baking dish.
  3. In a large bowl, beat the cream cheese, pumpkin puree, powdered erythritol, egg, pumpkin spice, and vanilla extract until smooth and creamy.
  4. Pour the filling over the crust and spread evenly.
  5. Bake for 25-30 minutes until set. Allow to cool completely before cutting into bars.

Nutritional Information (per serving):

  • Calories: 180
  • Net Carbs: 4g
  • Fat: 16g
  • Protein: 4g
  • Fiber: 2g

11. Keto Monster Cookie Dough Bites

keto monster cookie dough bites

These Keto Monster Cookie Dough Bites are a fun, no-bake treat that’s packed with flavor. They’re made with almond flour, sugar-free chocolate chips, and colored sprinkles, making them a perfect bite-sized snack for Halloween.

Serves: 12

Ingredients:

  • 1/2 cup almond flour
  • 1/4 cup sugar-free peanut butter
  • 2 tbsp butter, softened
  • 1/4 cup powdered erythritol
  • 1/2 tsp vanilla extract
  • 1/4 cup sugar-free chocolate chips
  • 2 tbsp keto-friendly colored sprinkles

Instructions:

  1. In a large bowl, mix together the almond flour, peanut butter, softened butter, powdered erythritol, and vanilla extract until a dough forms.
  2. Fold in the sugar-free chocolate chips and colored sprinkles.
  3. Roll the dough into small balls and place them on a baking sheet.
  4. Refrigerate for at least 1 hour until firm before serving.

Nutritional Information (per serving):

  • Calories: 90
  • Net Carbs: 2g
  • Fat: 8g
  • Protein: 2g
  • Fiber: 1g

12. Keto Black Cat Chocolate Truffles

keto black cat chocolate truffles

These Keto Black Cat Chocolate Truffles are rich, dark, and decadently smooth. With a hint of espresso, they’re a sophisticated yet spooky dessert perfect for Halloween gatherings.

Serves: 12

Ingredients:

  • 1/2 cup sugar-free dark chocolate chips
  • 1/4 cup heavy cream
  • 2 tbsp butter
  • 1 tbsp powdered erythritol
  • 1/2 tsp vanilla extract
  • 1/2 tsp instant espresso powder (optional)
  • Keto-friendly black sprinkles or cocoa powder for coating

Instructions:

  1. In a double boiler, melt the chocolate chips with the heavy cream and butter, stirring until smooth.
  2. Stir in the powdered erythritol, vanilla extract, and espresso powder until fully combined.
  3. Chill the mixture in the fridge for 1-2 hours until firm enough to roll into balls.
  4. Roll the truffles into small balls and coat with black sprinkles or cocoa powder.
  5. Store in the fridge until ready to serve.

Nutritional Information (per serving):

  • Calories: 90
  • Net Carbs: 2g
  • Fat: 8g
  • Protein: 1g
  • Fiber: 1g

These 12 keto Halloween dessert recipes offer a variety of flavors and textures while keeping your carbs low and your festive spirit high. From creamy fat bombs to rich cheesecake bars, these desserts are sure to satisfy your sweet tooth while still supporting your keto lifestyle. Enjoy, and be sure to drop a comment below sharing your favorite idea!