Equipment
Ingredients
Mousse Ingredients
- 480 ml heavy whipping cream, chilled, divided
- 150 g milk chocolate, finely chopped
- 100 g granulated sugar, dry
- 30 g unsalted butter, cubed, room temperature
- 3 g fine sea salt, dry
Nutrition (per serving)
Nutrition is estimated per serving. Nutrients without complete source data are omitted.
Full nutrition
- Calories
- 757 kcal
- Protein
- 6 g
- Carbohydrates
- 51 g
- Fat
- 60 g
- Fiber
- 1 g
- Sugar
- 48 g
- Sodium
- 354 mg
- Saturated Fat
- 38 g
- Monounsaturated Fat
- 15 g
- Polyunsaturated Fat
- 3 g
- Cholesterol
- 160 mg
- Potassium
- 255 mg
- Calcium
- 152 mg
- Iron
- 1.0 mg
- Magnesium
- 32 mg
- Phosphorus
- 149 mg
- Zinc
- 1.1 mg
- Vitamin A
- 559 mcg
- Vitamin C
- 1 mg
- Vitamin E
- 1.4 mg
- Vitamin K
- 6 mcg
- Vitamin B6
- 0.1 mg
- Vitamin B12
- 0.4 mcg
- Thiamin
- 0.06 mg
- Riboflavin
- 0.35 mg
- Niacin
- 0.2 mg
- Folate
- 9 mcg
- Water
- 71 g
- Caffeine
- 8 mg
Sources: Aggregated Public Data, USDA FoodData Central
Method
Finely chop 150 g of milk chocolate on a cutting board using a chef's knife, then transfer the chopped chocolate into a heatproof mixing bowl.
Add 100 g of granulated sugar into a small saucepan over medium heat at 175°C (347°F), swirling the pan gently as edges liquefy until the sugar transforms into a clear, deep amber caramel.
Remove the saucepan from the heat source and immediately whisk in 30 g of cubed unsalted butter, 80 ml of heavy whipping cream, and 3 g of fine sea salt using a heatproof spatula until the bubbling subsides and the caramel is emulsified.
Warm 60 ml of heavy whipping cream in the cleaned small saucepan over low heat to 82°C (180°F), pour it over the chopped milk chocolate in the heatproof mixing bowl, and stir gently with a heatproof spatula until the chocolate melts into a glossy ganache.
Let both the milk chocolate ganache and the salted caramel sauce cool at room temperature until they reach between 27°C and 30°C (80°F and 86°F).
Pour the remaining 340 ml of chilled heavy whipping cream into a large mixing bowl and beat using an electric hand mixer on medium-high speed until medium peaks form.
Transfer half of the whipped cream into the cooled milk chocolate mixture and fold gently with a heatproof spatula until the mixture is uniform to create the milk chocolate mousse.
Measure out and reserve 40 ml of the cooled salted caramel for layering, then fold 60 ml of the remaining salted caramel into the rest of the whipped cream in the large mixing bowl using a heatproof spatula to produce the salted caramel mousse.
Distribute 5 ml of the reserved salted caramel across the bottom of each of the 4 glass dessert cups, spoon equal portions of the salted caramel mousse directly over the caramel base, and carefully layer equal portions of milk chocolate mousse on top.
Drizzle the final 20 ml of reserved salted caramel evenly over the surface of each finished dessert cup.
Place the assembled dessert cups in the refrigerator set at 4°C (39°F) and chill for at least 2 hours until both mousse layers are set firm.
Chef's Notes
- Temperature discipline during folding is critical: introducing warm caramel or chocolate above 32°C (90°F) melts cream fats instantly, while adding either below 22°C (72°F) causes cocoa butter to seize into tiny, unpleasant beads.
- Select a high-grade European milk chocolate with at least 38% cocoa solids to provide structural cocoa butter and mitigate excessive sweetness against the rich caramel.
- Chill your mixing bowl and beater attachments in the freezer for 10 minutes before whipping cream; colder fat molecules aggregate more efficiently, yielding stable and long-lasting air pockets.
- For pristine presentation, transfer mousses into disposable pastry piping bags and pipe them cleanly against the glass walls to avoid smudging the layered visual.
Storage
Refrigerator: 3 days — Store upright in individual cups tightly wrapped with plastic film at or below 4°C (40°F) to prevent dairy odor absorption.
Troubleshooting
Milk chocolate ganache seized into a dull, stiff, grainy clump
Cause: The warm cream was too hot when poured, or trace water contaminated the chocolate during melting
Fix: Whisk in 10 ml of hot heavy cream one teaspoon at a time over very low heat until the emulsion rebinds
Prevention: Ensure all bowls and spatulas are thoroughly dry and avoid heating cream beyond 82°C (180°F)
Mousse collapsed into a liquid puddle instead of setting into an airy structure
Cause: The caramel or chocolate ganache was added while still hotter than 32°C (90°F), melting the whipped cream fat
Fix: Place cups in the freezer for 15 to 20 minutes to firm the fats quickly, though texture will be denser
Prevention: Allow cooked bases to cool fully to room temperature before folding into cold whipped cream
Sugar crystallized into hard white rocks while caramelizing in the pan
Cause: Stirring the sugar crystals prematurely before melting began seeded rapid crystallization
Fix: Add 15 ml of hot water and stir over low heat until the crystals dissolve, then recaramelize
Prevention: Swirl the pan gently without stirring with utensils until sugar is completely liquid and amber
Cultural Context
Originating in 18th-century France as a foamy culinary preparation, the dessert mousse achieved global acclaim through its celebration of light, aerated texture. The pairing of salted caramel (caramel au beurre salé) with chocolate honors a Breton patisserie tradition pioneered by confectioner Henri Le Roux in Brittany during the late 1970s. This contemporary recipe refines those classic French flavor profiles into an approachable, quick-setting layered presentation.
