Technical stages for Opéra :
- Flavour the 16° syrup with Grand-Marnier or Cointreau.
- Prepare the baked on a baking sheet. Count on 2 biscuits to make the Opera.
- the first joconde piece with chocolate. Leave to harden in the fridge.
- Flip the coated piece of biscuit and place on a sheet of parchment paper.
- Soak with syrup using a brush.
- Spread a 2 to 3 mm coating of on the biscuit using a metal spatula.
- Repeat the process with the coffee flavoured .
- Place the second piece of baked Joconde biscuit on top.
- Soak with syrup once again.
- Spread a 2 to 3 mm coat of on the biscuit using a metal spatula.
- Repeat the process with the coffee flavoured .
- Cover the butter cream with plastic wrap and level the cake using a rolling pin to obtain a very flat surface. Leave to harden in the fridge. Ideally overnight.
- Remove the plastic wrap.
- Take the and check the smoothness. It must be fluid and cold.
- Pour the icing on the surface of the Opera.
- Spread this icing well using a metal spatula. Leave to harden in the fridge.
- the sides to obtain a very neat square or rectangle.
- This is the cut of the Opera.
- The total thickness of the cake must not exceed 3 to 3,5 cm.
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The essentials
To make this recipe, some of these items will be required: