Keto Cottage Cheese Lemon Fluff
Cool, creamy, and zesty, this whipped cottage cheese lemon fluff is the ultimate quick-fix keto dessert. It blends up silky-smooth in under 5 minutes. No gelatin, no protein powder, no baking, just citrusy cloud vibes that keep you full and satisfied.
It has an even fluffier texture than cheesecake mousse.
If you’re a fan of light textures and crave lemon flavor like in my cottage cheese lemon mousse, but want something even quicker and more spoonable, this one’s for you.
This lemon cottage cheese fluff is the creamy, sweet-tart dessert you make when cravings hit hard but time and carbs are short. It’s cool, citrusy, and packed with protein-packed goodness. Think of it as the fuss-free cousin of mousse, but still luscious enough to feel like a treat. And yes, TikTok is loving it, too.

This creamy keto fluff is made with just 4 simple ingredients, blended in under 5 minutes. You’ll have a light, whipped lemon fluff that’s totally sugar-free, low carb, and rich in protein.
Each serving of the delicious keto cheesecake fluff has approximately 256 calories, 4 grams of net carbs, and 7.6 grams of protein.
Why You’ll Love This Recipe
- Just 4 ingredients, one blender
- Cool, creamy texture like cheesecake fluff
- Sweet but sugar-free (thanks, Swerve!)
- High protein, low carb, no baking
- Chill-and-serve, ideal for busy days
Ingredients
- Full-fat cottage cheese – creamy base, high protein, preferably small curd
- Heavy cream – adds fluff and richness
- Lemon zest – for bright citrus flavor
- Fresh lemon juice – gives that tangy pop
- Swerve or monk fruit – sweetens without sugar

Instructions
- Add cottage cheese to a high-speed blender or food processor. Blend until completely smooth.
- Pour in heavy cream, lemon zest, lemon juice, and Swerve.
- Blend the mixture again until thick, creamy, and fluffy. Taste and adjust the sweetener if you want it sweeter.
- Scoop into small dessert bowls, dessert cups or jars.
- Optional: top it with whipped cream.
- Chill in the fridge for at least 30 minutes before serving.
Expert Tips
- Blend thoroughly for that silky whipped texture. Gritty curds are a no-go.
- Don’t skip the lemon zest. It’s what makes the citrus flavor pop.
- For extra structure, chill in the fridge overnight.
- Want a mousse-like vibe? Try my low carb lemon cottage cheese mousse recipe instead.
- Use an immersion blender for less mess if you’re making just one portion.
Ingredient Swaps
- Use vanilla extract or lemon extract if you want more flavor intensity.
- You can use your favorite low carb sweetener: monk fruit, stevia, allulose, erythritol…
- Sub plain Greek yogurt for part of the cottage cheese if you want more tang.

Storage Tips
- Store leftovers in an airtight container in the fridge for up to 3 days.
- Not freezer-friendly. The texture changes.
What to Serve With
Pair this lemon cottage cheese dessert with:
- Lemon Sugar Keto Cookies for the ultimate lemon-on-lemon dessert board
- Keto Salted Caramel Chocolate Cookies to balance the lemon perfectly
- Strawberry Chia Cottage Cheese Cookies for a fruity, soft-baked bite
Conclusion
This whipped cottage cheese lemon keto fluff is your shortcut to a delicious sweet treat with a fluffy texture and without the sugar crash. If you love light, citrusy desserts and need a sweet fix that fits your macros, this one’s for you.
As someone who’s followed the keto lifestyle since 2019 and lost 50 lbs along the way, I know how important it is to have quick, feel-good recipes that don’t feel like a diet. I created this space to make keto feel easy, doable, and emotionally comforting, especially if you’re just starting out.
If you try this whipped cottage cheese lemon fluff, I’d love to hear what you think. Leave a comment below or share it with someone who needs a spoonful of sunshine!
More Keto Mousse Recipes to Try
- Keto Pumpkin Mousse
- Keto Lemon Cottage Cheese Mousse
- Keto Lemon Curd Eggless Cottage Cheese
- Keto Raspberry Cottage Cheese Parfait
- Keto Strawberry Cottage Cheese Parfait
- Keto Cottage Cheese Dessert Recipes
More Keto Lemon Recipes
- Keto Lemon Cottage Cheese Mousse
- Keto Lemon Cheesecake Fluff
- Keto Lemon Curd Eggless Cottage Cheese
- Keto Lemon Poppy Seed Cottage Cheese Bars
- Keto Lemon Curd
- Keto Strawberry Lemonade Protein Ice Cream Pops
Not sure which lemon dessert to try first?
Here’s a quick peek at the texture and style of each: Lemon Cheesecake Fluff (thick and creamy), Lemon Cottage Cheese Mousse (light and tangy), and Lemon Cottage Cheese Fluff (airy and whipped). Try them all and pick your fave!

FAQ
Q: What’s the difference between this cottage cheese recipe and your lemon mousse recipe?
A: The mousse uses gelatin for structure and a creamier, firmer texture. This fluff is quicker just blend, chill, and eat.
Q: Can I use a hand mixer?
A: Yes, but only if your cottage cheese is already smooth. Otherwise, use a high speed blender or immersion blender.
Q: Can I meal prep this?
A: Totally. Just portion into jars and chill. Perfect for a quick dessert or post-dinner bite.
Whipped Cottage Cheese Lemon Keto Fluff
Equipment
Ingredients
- 1/2 cup full-fat cottage cheese
- 1/2 cup heavy cream
- 1 teaspoon lemon zest
- 3/2 tablespoon lemon juice 1+1/2
- 3/2 tablespoons Swerve 1+1/2, (or your favorite low carb sweetener)
Instructions
- Add cottage cheese to a high-speed blender or food processor. Blend until smooth.1/2 cup full-fat cottage cheese
- Add heavy cream, lemon juice, lemon zest, and sweetener.1/2 cup heavy cream, 1 teaspoon lemon zest, 3/2 tablespoon lemon juice, 3/2 tablespoons Swerve
- Blend again until thick, creamy, and fluffy.
- Scoop into small jars or bowls.
- Chill for at least 30 minutes before serving.
- Optional: top with whipped cream before serving.
Notes
- For silky texture, blend thoroughly until no curds remain.
- Chill overnight for extra fluffiness and structure.
- Want it tangier? Use part Greek yogurt instead of all cottage cheese.
- Not freezer friendly. Store in the fridge up to 3 days.
Nutrition Per 1 (ONE) Serving
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Made this for a quick dessert and it turned out silky, light, and lemony just how I like it. So easy and comforting it is.