Keto Chocolate Cottage Cheese Mousse

Featured in: End Your Meal on a High Note

Keto Chocolate Cottage Cheese Mousse is a quick fix if you want dessert without ditching low-carb goals. Mixing full-fat cottage cheese with cocoa, cream, and sweetener makes for a thick, creamy mousse that's big on flavor and packed with 17g of protein. A bit of gelatin makes it airy and spoonable. Unlike most chocolatey treats that spike your blood sugar, this one keeps things steady with just 6.5g net carbs. Give it a few minutes to come together and chill, then dig in guilt-free.
A woman in a kitchen taking a selfie.
By Rosa Rosa
Updated on Sun, 22 Jun 2025 13:23:29 GMT
Dish of chocolate mousse in a bowl. Pin it
Dish of chocolate mousse in a bowl. | letscookiteasy.com

Turn basic kitchen staples into a smooth, chocolatey mousse that totally satisfies those big dessert cravings—even if you're watching your carbs. We blend up protein-packed cottage cheese, rich cocoa, and heavy cream for a creamy chocolate treat you won't believe fits into keto eating. Thanks to these smart ingredient swaps, you get major chocolate flavor and a luxuriously silky bite, all for just 6.5 grams net carbs per hefty portion. If you've got a sweet tooth but want to stay in ketosis, this is for you. It just goes to show—if you pick your ingredients right, you can make something that feels like a treat instead of a sacrifice.

I stumbled on this game-changing trick when I first started keto and couldn't quit craving chocolate. Avocado chocolate mousses kept letting me down, so late one night, I tossed cottage cheese in the food processor as a last-ditch try. My husband, a true chocoholic and total skeptic about 'diet sweets,' asked for seconds before I spilled the secret ingredient. That was my sign—this isn't just a 'pretty good for keto' dessert; it's legit chocolate mousse, period.

Irresistible Essentials

  • Vanilla Extract: Rounds out the chocolatey flavors and keeps things smelling amazing. Go with pure vanilla if you can for that clean, rich taste.
  • Keto Friendly Sweetener: Sweetens things up with no sugar spike. Erythritol blends like Swerve taste the most like sugar and don't get weird if you use a little extra.
  • Heavy Cream: Lends that rich, thick feel and makes the mousse nice and smooth. The fat here helps your keto macro game, too.
  • Gelatin Powder: Helps your mousse stay airy—it's what gives you that true mousse texture without melting. Go for unflavored, so nothing messes with the chocolate.
  • Unsweetened Cocoa Powder: All your deep chocolate flavor—pick Dutch process for mild and smooth, or natural cocoa for extra chocolate punch.
  • Full Fat Cottage Cheese: Your secret for a creamy base with a protein kick. Small curd cottage cheese blends best for a lump-free result.

Simple Steps

Finish With Style
Top with a dust of cocoa, a swirl of whipped cream, or dark chocolate curls right before you serve for a snazzy look.
Chill Completely
Cover your mousse and let it chill in the fridge for a couple hours to give it time to set and let all the flavors meld.
Fill The Cups
Spoon your mousse into small bowls or glasses, but don't overfill—leave some room at the top.
Fold Gently
Add your whipped cream to the chocolate mix in three batches. Go easy so your mousse stays fluffy.
Whip The Cream
In a clean bowl, whip up a cup of cold heavy cream until you see soft peaks that hold their shape.
Add The Gelatin
Once your base is blended, stream in the slightly cooled gelatin with the food processor on. Mix for another 30 seconds to make sure it's all in there.
Mousse Base Time
Into your processor, toss in the cocoa powder, heavy cream, sweetener, vanilla, and just a pinch of salt. Blend it up really well—about two minutes—till it's super smooth.
Prep The Cottage Cheese
Use two cups of cottage cheese (small curd works best), drain off any extra liquid, and blend it up in your food processor.
Start With Gelatin
Sprinkle gelatin on cold water in a microwavable bowl (one tablespoon gelatin over a quarter cup cold water) and let it soak for five minutes. Microwave for about 15 seconds till it's liquid, then let it cool down a bit.
Chocolate mousse in a glass topped with a raspberry. Pin it
Chocolate mousse in a glass topped with a raspberry. | letscookiteasy.com

My friend, a seasoned pastry chef, cracked up when she heard about cottage cheese mousse until I set up a blind taste test against her go-to version. Her shocked face once she found out what was inside proved this one can beat the so-called 'fancy' desserts.

Fun Ways To Serve

Use short glasses and sprinkle over some cocoa powder, or spoon in layers of whipped cream and sliced almonds for crunch. This also works as a topping for keto cupcakes or jazzes up breakfast parfaits with berries and Greek yogurt.

Tasty Twists

Stir in espresso powder for a caffeine kick, swap in peppermint extract for minty vibes, or use orange zest and extract for a chocolate-orange combo.

Keep It Fresh

Store in the fridge—press plastic wrap right onto the surface so it doesn't dry out. It'll be good for up to five days. Don't freeze it; the texture goes odd. For best mousse, wait to mix all your ingredients together until it's time to eat.

Bowl of chocolate mousse with chocolate chips on top. Pin it
Bowl of chocolate mousse with chocolate chips on top. | letscookiteasy.com

This mousse proves that keto sweets can totally hit the spot. Pick your ingredients right and with a few easy tricks, you get a dessert that's both rich and totally crave-worthy—without messing up your carb goals.

Frequently Asked Questions

→ Could I try low-fat cottage cheese here?
Yep, but it'll taste less creamy and rich than with the full-fat kind. For keto, full-fat works best since your macros depend on it.
→ Is there a swap for gelatin if I don’t eat it?
Sure, agar-agar powder works too. Use about the same amount, and just make sure you dissolve it well since it sets up a bit differently.
→ How long does it keep good in the fridge?
It'll stay fresh for up to three days as long as you stick it in a sealed container. The mousse might get a touch firmer after a while since the gelatin sets more.
→ Can I use other flavors besides chocolate?
Totally! Try stirring in mint, orange, or coffee extract. Or mix in peanut butter or toasted nuts on top for fun twists.
→ Is there anything dairy-free I could swap for cottage cheese?
This one counts on cottage cheese for that creamy texture and protein boost. You could give silken tofu a shot, but it'll taste and feel totally different.
→ Why did mine turn out kind of gritty?
Usually, that's because the cottage cheese wasn’t blended down enough. Just blend it a couple minutes longer until it’s silky smooth.

Keto Chocolate Cottage Cheese Mousse

A quick blend of simple stuff turns into a chocolatey, high-protein, and low-carb treat that'll hit that sweet tooth in no time.

Prep Time
5 Minutes
Cook Time
~
Total Time
5 Minutes
By Rosa: Rosa

Category: Sweet Desserts

Difficulty: Easy

Cuisine: Low-carb keto

Yield: 2 Servings (2 small mousse bowls)

Dietary: Low-Carb, Vegetarian, Gluten-Free

Ingredients

→ Base Mixture

01 2 tablespoons cocoa powder
02 1 cup full-fat cottage cheese
03 2 tablespoons of your favorite keto-approved sweetener or Swerve
04 1/2 cup heavy whipping cream

→ Setting Ingredient

05 3 tablespoons of water
06 1 teaspoon plain gelatin

Instructions

Step 01

Take a small bowl, add the water, and sprinkle the gelatin over it evenly. Let the gelatin soak up the water and get all wrinkled-looking. This step helps you get a mousse with the perfect texture, so don’t skip it!

Step 02

Throw the cottage cheese, cream, sweetener, and cocoa into your blender or food processor. Blend everything until it’s creamy and lump-free. Keep blending until it’s silky and smooth like a dream.

Step 03

Mix the soaked gelatin into the blended chocolate mixture, making sure it’s fully blended in. Spoon the mix into dishes and stick them in the fridge for at least 2 hours. You can eat it sooner if you want, but it’ll be more pudding than mousse.

Notes

  1. Each serving has a massive 17 grams of protein and only 6.5 grams of net carbs. Perfect for keto!
  2. Let everything come to room temperature before blending. You’ll get better texture that way.
  3. Want a deeper flavor? Add a drop of vanilla for a richer taste.
  4. Not into cottage cheese? Cream cheese works just as well for a yummy variation.

Tools You'll Need

  • A blender, immersion blender, or food processor
  • A small dish to bloom gelatin
  • Dishes to serve the mousse in

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Includes dairy from cottage cheese and cream

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 323.3
  • Total Fat: 26.7 g
  • Total Carbohydrate: 8.1 g
  • Protein: 17 g