If you’ve never tried this Classic French Opera Cake, you’re in for a treat! This decadent layered coffee cake is made with Biscuit Jaconde, soaked with coffee syrup followed by a layer of coffee buttercream!
Cuisine : Baking Course : Dessert Skill Level : Novice
Prep : 55 mins Cook : 15 mins Ready in : 1 hr 10 mins Serves : 1-2 Servings
INGREDIENTS
- Biscuit Jaconde
- 340gm Almond Flour
- 340gm Sifted Icing Sugar
- 460gm Eggs
- 105gm Sifted Cake Flour
- 240gm Egg Whites
- 70gm Sugar
- Coffee Ganache
- 40gm Sugar
- 40gm Glucose
- 5gm Nescafe
- 130gm Cream
- 130gm Dark Chocolate
- 40gm Unsalted Butter
- Coffee Buttercream
- 140gm Egg Yolks
- 220gm Sugar
- 70gm Water
- 350gm Unsalted Butter, softened
- Coffee Essence as needed
- Coffee Syrup
- 300gm Sugar Syrup
- 300gm Water
- 25gm Nescafe
- Dark Chocolate Coating
- 70gm Dark Chocolate
- 225gm Dark Chocolate Compound
- 60gm Water
- 60gm Sugar
- 115gm Cream
- 20gm Glucose
DIRECTIONS FOR BISCUIT JACONDE
- Whisk up almond flour, sifted icing sugar, eggs to ribbon stage.
- Fold sifted cake flour into the egg mixture and set aside.
- Prepare common meringue and whip till soft peak.
- Add one third of the common meringue to the first mixture and mix well.
- Fold this mixture into the rest of the common meringue.
- Spread on a tray lined with parchment paper.
- Bake at 190°C for 6-8mins.
- Cool down on rack once out of the oven.
DIRECTIONS FOR COFFEE GANACHE
- Bring to boil the sugar, glucose, Nescafe and cream.
- Add bit-by-bit into the dark chocolate.
- Create a proper emulsification and finish it off with butter.
- Set aside for later use.
DIRECTIONS FOR COFFEE BUTTERCREAM
- Whisk up yolks to ribbon stage.
- Cook sugar and water to 118 °C.
- Add into whipped yolk and whisk till cool.
- Switch to paddle and gradually add butter till fully combined.
- Add coffee essence as needed.
- Set aside for later use.
DIRECTIONS FOR COFFEE SYRUP
- Warm the water to melt the Nescafe.
- Add sugar syrup and set is aside for later use.
DIRECTIONS FOR DARK CHOCOLATE COATING
- Combine dark chocolate and dark chocolate compound in a bowl.
- Bring to boil water, sugar, cream and glucose.
- Pour into bowl containing chocolate and blend till fully combined.
- Set aside for later use.
ASSEMBLING
- Coat a thin layer of chocolate on one sheet of jaconde.
- Place the coated side of the jaconde on a tray lined with parchment paper.
- Soak with 200gm of coffee syrup and spread 500gm of coffee buttercream on top.
- Cover with second sheet of jaconde. Soak with 200gm of coffee syrup and spread all the coffee ganache on top.
- Cover with the last sheet of jaconde. Soak with the remaining coffee syrup and spread a thin layer of coffee buttercream before setting it in the chiller until ready to be coated.