15 Minute Keto Pumpkin Mousse
Picture this: silky, dreamy pumpkin mousse that melts on your tongue without derailing your keto lifestyle. This keto pumpkin mousse delivers all the cozy fall flavors you crave in a guilt-free package. Here’s a fun fact – pumpkin was once considered an aphrodisiac by ancient civilizations!
This dessert is special because it combines the nostalgic taste of autumn with modern healthy eating. It’s incredibly simple, takes just 15 minutes to whip up, and kids absolutely love its creamy texture.
Much like our popular keto chocolate avocado mousse, this recipe proves that healthy desserts can be indulgent too. Get ready to fall in love with the most satisfying low-carb treat of the season!
What is Keto Pumpkin Mousse?
Ever wondered why we call it “mousse” when it’s not related to the forest creature at all? This French word simply means “foam,” and boy does this keto pumpkin mousse live up to its name! It’s a cloud-like dessert that combines the earthy sweetness of pumpkin with rich, airy textures that practically float off your spoon.
Legend says the way to anyone’s heart is through their stomach, and this dessert is your golden ticket. Ready to create some kitchen magic that’ll have everyone begging for the recipe?
Why You’ll Love This Keto Pumpkin Mousse
Incredible Texture and Flavor This mousse delivers a velvety smooth texture that rivals any high-end restaurant dessert. The natural sweetness of pumpkin pairs beautifully with warm spices like cinnamon and nutmeg, creating a symphony of fall flavors that dance on your palate. Each spoonful melts effortlessly, leaving behind a rich, satisfying taste that curbs your sweet tooth completely.
Budget-Friendly Homemade Goodness Making this keto pumpkin mousse at home costs a fraction of what you’d pay for similar desserts at fancy cafes. A single batch serves 6-8 people for under $8, compared to $4-6 per serving at restaurants. Plus, you control every ingredient, ensuring the highest quality without hidden sugars or artificial additives.
Customizable Toppings Galore The beauty lies in the endless topping possibilities. Crown it with sugar-free whipped cream, chopped pecans, a sprinkle of cinnamon, or even dark chocolate shavings. Unlike our keto berry parfait recipe, this mousse serves as the perfect canvas for both sweet and crunchy elements.
Ready to whip up this heavenly dessert that’ll become your new fall obsession? Let’s dive into the kitchen!

How to Make Keto Pumpkin Mousse
Quick Overview
This keto pumpkin mousse is ridiculously easy to make and incredibly satisfying. The secret lies in achieving the perfect airy texture while maintaining rich pumpkin flavor.
Prep Time: 10 minutes
Chill Time: 4 hours
Total Time: 4 hours 10 minutes
Servings: 6-8
Difficulty: Easy
Key Ingredients for Keto Pumpkin Mousse
- 1 cup pumpkin puree (unsweetened)
- 8 oz cream cheese (softened)
- 1 cup heavy whipping cream
- 1/3 cup powdered erythritol sweetener
- 1 teaspoon vanilla extract
- 1 teaspoon ground cinnamon
- 1/2 teaspoon ground nutmeg
- 1/4 teaspoon ground ginger
- 1/4 teaspoon salt
- 1 packet unflavored gelatin (optional, for firmer texture)

Step-by-Step Instructions
Step 1: Prepare Your Workspace
Set up your mixing bowls and ensure your cream cheese is at room temperature. This prevents lumps and creates a smoother final texture. If you’re using gelatin, sprinkle it over 2 tablespoons of cold water and let it bloom for 5 minutes.
Step 2: Whip the Cream
In a large bowl, whip the heavy cream with an electric mixer until soft peaks form. This usually takes 2-3 minutes. Don’t overwhip, or you’ll end up with butter! Set aside in the refrigerator.
Step 3: Mix the Base
In another bowl, beat the softened cream cheese until smooth and fluffy. Gradually add the pumpkin puree, mixing until well combined. The mixture should be completely smooth with no lumps.
Step 4: Add Seasonings
Mix in the powdered erythritol, vanilla extract, cinnamon, nutmeg, ginger, and salt. Beat until everything is well incorporated and the mixture tastes perfectly spiced. If using gelatin, dissolve the bloomed gelatin in 1 tablespoon of hot water and quickly mix into the pumpkin mixture.
Step 5: Fold and Combine
Gently fold one-third of the whipped cream into the pumpkin mixture to lighten it. Then carefully fold in the remaining whipped cream in two additions, being gentle to maintain the airy texture.
Step 6: Chill and Serve
Divide the mousse among serving glasses or bowls. Cover with plastic wrap and refrigerate for at least 4 hours or overnight. The mousse will firm up beautifully and develop deeper flavors as it chills.
What to Serve Keto Pumpkin Mousse With
This versatile dessert pairs wonderfully with various accompaniments:
Crunchy Elements: Toasted pumpkin seeds, chopped pecans, or crushed sugar-free gingersnap cookies add delightful texture contrast.
Creamy Additions: A dollop of sugar-free whipped cream, a drizzle of sugar-free caramel sauce, or even a small scoop of vanilla keto ice cream elevates the experience.
Beverage Pairings: Serve alongside spiced chai tea, bulletproof coffee, or a glass of unsweetened almond milk for the perfect autumn evening treat.
Top Tips for Perfecting Keto Pumpkin Mousse
Temperature Matters
Ensure all ingredients are at proper temperature. Room temperature cream cheese blends smoothly, while cold cream whips better. This temperature difference is key to perfect texture.
Don’t Skip the Chilling Time
Patience pays off! The 4-hour minimum chill time allows flavors to meld and the texture to set properly. Rushing this step results in runny mousse.
Gentle Folding Technique
When combining whipped cream with the pumpkin base, use a rubber spatula and fold from bottom to top in gentle motions. Aggressive mixing deflates the airiness you worked hard to create.
Sweetener Substitutions
If you don’t have powdered erythritol, you can use monk fruit sweetener, stevia, or even blend regular erythritol in a food processor until powdery. Start with less and adjust to taste.
Spice Variations
Feel free to experiment with pumpkin pie spice blend, add a pinch of cardamom, or include a dash of maple extract for different flavor profiles.

Storing and Reheating Tips
Refrigerator Storage: This keto pumpkin mousse stays fresh in the refrigerator for up to 5 days when covered tightly with plastic wrap or stored in airtight containers.
Freezing Instructions: You can freeze portions for up to 2 months. Wrap individual servings in plastic wrap, then place in freezer bags. Thaw in the refrigerator for 4-6 hours before serving.
Texture Maintenance: If the mousse separates slightly after storage, give it a gentle whisk to restore smoothness. Avoid vigorous mixing which can break down the delicate texture.
Make-Ahead Tips: This dessert actually improves with time, making it perfect for meal prep or entertaining. Make it 1-2 days ahead for best results.
Nutritional Information
Nutrient | Per Serving (1/8 recipe) |
---|---|
Calories | 185 |
Total Carbs | 6g |
Net Carbs | 4g |
Fat | 17g |
Protein | 4g |
Fiber | 2g |
Sugar | 3g |
Frequently Asked Questions
Can I use fresh pumpkin instead of canned?
Absolutely! Roast pumpkin wedges at 400°F until tender, then puree until smooth. Make sure to drain excess moisture through a fine-mesh sieve before using.
What if my mousse turns out too thick?
If your mousse is too thick, gently fold in 1-2 tablespoons of heavy cream until you reach the desired consistency. Add gradually to avoid making it too thin.
Can I make this dairy-free?
Yes! Substitute the cream cheese with cashew cream cheese and use coconut cream instead of heavy cream. Chill the coconut cream overnight before whipping.
How do I know if my mousse has set properly?
Properly set mousse should hold its shape when spooned but still feel light and airy. It shouldn’t be runny or overly firm.
Can I add chocolate to this recipe?
Definitely! Fold in 1/4 cup of sugar-free chocolate chips or drizzle melted sugar-free chocolate over individual servings for a decadent twist.
Why is my mousse grainy?
Grainy texture usually results from undissolved sweetener or cold cream cheese. Make sure your cream cheese is fully softened and consider using powdered sweetener for smoother results.
Extra Value-Added Information
Seasonal Variations: Transform this base recipe throughout the year by substituting pumpkin with other seasonal options like butternut squash in winter or sweet potato in spring.
Presentation Ideas: Layer the mousse in clear glasses with crushed keto-friendly graham crackers for a deconstructed pumpkin pie effect, or pipe it into decorative molds for elegant presentations.
Troubleshooting Guide: If your cream won’t whip, ensure it’s cold and your bowl is clean. If the mousse deflates, you may have overmixed – next time, fold more gently and stop as soon as ingredients are just combined.
Scaling Tips: This recipe doubles beautifully for large gatherings. When making larger batches, whip cream in smaller batches for better control over texture.
This keto pumpkin mousse represents everything wonderful about fall desserts without compromising your healthy lifestyle. It’s proof that you can have your mousse and eat it too!