- Why did the cream become grainy?
- You overwhipped the mascarpone and cream. Mechanical action ruptures the membranes of fat globules, causing fat to separate (turning into butter). Only whip until it holds its shape!
- Why is the sponge hard?
- You worked in too much flour, overmixed it (gluten development), or overbaked it (drying out).
Chocolate Mascarpone Layer Cake
The high fat content of mascarpone (approx. 40-45%) allows it to form a stable cream without gelatine, purely through the crystallisation of milk fat and the setting of cocoa butter in the chocolate. This cake is a prime example of 'fat-based' creams, where temperature control is the key to success. A truly decadent dessert where every bite melts silkily in the mouth.
Ingredients
200
g
Dark chocolate (min. 50%)
500
g
Mascarpone (cold)
200
ml
Whipping cream (min 30%, cold)
150
g
Caster sugar
4
whole
Eggs (separated)
150
g
Plain flour
1
sachet
Baking powder
30
g
Cocoa powder
1
pinch
Salt
Shopping List (0)
Equipment Needed
- Springform cake tin
- Food mixer
- Bain-marie bowl
- Silicone spatula
Allergen Information
Milk
Cereals containing gluten
Eggs
Instructions
1
✓
Making the sponge: Preheat oven to 180°C. Beat the egg whites with half the sugar until stiff peaks form. Mix the yolks with the remaining sugar until pale.
Tip: Sponge relies on 'physical leavening' (air bubbles). The egg white foam provides the structure.
2
✓
Gently fold the egg white foam into the yolk mixture, then sift in the flour, cocoa powder, baking powder, and salt. Fold together carefully.
Tip: Fat (yolk) destroys foam, so handle with care. Mixing should be decisive but gentle (folding).
3
✓
Bake at 180°C for approx. 25-30 minutes (skewer test). Allow to cool.
Tip: Do not open the oven door in the first 20 minutes, or the cake will collapse!
4
✓
Cream: Melt the chocolate over steam, then cool to lukewarm (approx. 30-35°C).
Tip: If the chocolate is hot, it will melt the mascarpone fat, making the cream runny. If too cold, it will be lumpy.
5
✓
Place the mascarpone and cream in a bowl and whip to medium stiffness.
Tip: The two fats (cheese and cream) need to form an emulsion. You can whip them together if both are cold.
6
✓
Drizzle the lukewarm chocolate into the foam and mix until smooth with quick movements.
Tip: Work quickly so the chocolate doesn't set prematurely (avoiding stracciatella effect), ensuring a homogeneous cream.
7
✓
Fill the cake and refrigerate.
Tip: During cooling, the cocoa butter and milk fat recrystallise, providing stability.
Recipe FAQ
Ingredients
- 200 g Dark chocolate (min. 50%)
- 500 g Mascarpone (cold)
- 200 ml Whipping cream (min 30%, cold)
- 150 g Caster sugar
- 4 whole Eggs (separated)
- 150 g Plain flour
- 1 sachet Baking powder
- 30 g Cocoa powder
- 1 pinch Salt