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High-Protein Chocolate Mousse

High-Protein Chocolate Mousse

Rich, silky, and deeply chocolatey — a high-protein dessert that feels indulgent while staying low-carb

This is chocolate mousse made for real life. Creamy, light, and packed with 18 g of protein per serving, it delivers classic mousse texture without the sugar or heavy cream load of traditional versions. Perfect for dessert, a post-workout treat, or a late-night craving that still fits your macros.

Ready in about 40 minutes (including chill time), only 6 g net carbs, and completely sugar-free. One bowl, minimal effort, and maximum chocolate satisfaction.

Prep10 min
Chill30 min
Servings4
Protein18g
Net Carbs6g
Calories210

Why you’ll love this mousse

  • 18g protein per serving — dessert that actually fuels you
  • Only 6g net carbs and completely sugar-free
  • Silky, rich texture that feels like the real thing
  • Ready in about 40 minutes including chill time
  • No complicated techniques or fancy equipment
  • Perfect for meal prep or a quick treat

Health notes

  • High protein: Greek yogurt + protein powder deliver solid protein in every spoonful.
  • Low carb: Unsweetened cocoa and a zero-carb sweetener keep net carbs low.
  • Sugar-free: No added sugar — just clean, rich chocolate flavor.
  • Satisfying: The combination of protein and healthy fats helps curb sweet cravings.

Key element — chill time

The mousse needs at least 30 minutes in the fridge to set and develop the proper light, airy texture. Longer is even better. Do not skip this step or it will stay too soft.

Ingredients

Mousse base

  • 1½ cups plain nonfat or low-fat Greek yogurt
  • 1 scoop (about 25–30g) chocolate or vanilla whey protein powder
  • 3 Tbsp unsweetened cocoa powder
  • 3–4 Tbsp sugar-free sweetener (erythritol, allulose, or monk fruit), to taste
  • 1 tsp vanilla extract
  • Pinch of salt
  • 2–3 Tbsp milk of choice (only if needed for blending)

Optional richer version

  • 2 oz cream cheese, softened
  • or 2–3 Tbsp heavy cream or coconut cream

To serve

  • Extra cocoa powder for dusting
  • Sugar-free chocolate shavings or a few berries
  • Optional: whipped cream (sugar-free)

Swaps

  • Dairy-free: Use coconut yogurt and a plant-based protein powder.
  • Extra chocolate: Stir in 1–2 Tbsp sugar-free chocolate chips or melted dark chocolate.
  • Mocha: Add ½ tsp instant espresso powder.
  • Peanut butter: Swirl in 1 Tbsp natural peanut butter or powdered peanut butter.

Instructions

Pro tips

  • Use a thick Greek yogurt for the best texture — thinner yogurts make a looser mousse.
  • Sift the cocoa and protein powder if they are clumpy.
  • An electric mixer or immersion blender gives the smoothest result.
  • Chill time is essential — the mousse firms up and the flavors improve after 30+ minutes.
  • For a lighter texture, fold in a little whipped cream or whipped egg white after mixing.

Nutrition

NutrientPer serving (1/4)
Calories210
Protein18g
Net carbohydrates6g
Total carbohydrates8g
Fiber2g
Total fat8g
Sodium120mg

Estimates based on nonfat Greek yogurt and whey protein. Exact numbers vary with protein powder brand and yogurt fat content.

Variations

Dark chocolate

Use extra cocoa powder and a darker chocolate protein powder for a more intense flavor.

Mint chocolate

Add ¼ tsp peppermint extract and top with a few sugar-free chocolate chips.

Berry swirl

Layer or swirl in a spoonful of pureed raspberries or strawberries (measure for carbs).

Peanut butter cup

Swirl in natural peanut butter and top with a few crushed peanuts or sugar-free chocolate.

Storage

MethodTimeNotes
RefrigeratorUp to 4 daysCovered; best within 2–3 days for optimal texture
FreezerUp to 1 monthFreeze in individual portions; thaw in the fridge
Meal prepUp to 4 daysPortion into jars for grab-and-go desserts

FAQ

Yes. At 6g net carbs per serving it fits most keto plans, especially when made with a low-carb protein powder and sweetener.
Yes. Whey, casein, or a good-quality plant protein all work. Chocolate flavor is ideal, but vanilla also works well with extra cocoa.
Yogurt thickness and protein powder absorbency vary. Add a splash of milk if too thick, or a bit more yogurt/protein if too thin.
You can, but the protein will drop significantly. Increase the Greek yogurt and cocoa slightly for a simpler version.
At least 30 minutes. Longer (1–2 hours or overnight) gives the best texture and flavor.
Yes. Freeze in individual portions. Thaw in the refrigerator and give it a quick stir before serving.

Test your knowledge

5 quick questions about this chocolate mousse

1. Protein per serving?

2. Net carbs per serving?

3. What is essential for the right texture?

4. About how long does this take including chill?

5. Best yogurt for this recipe?

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