Recipe for 2 x 57 cm logs.
Recipe by Ollivier CHRISTIEN
Head pastry chef at Les Vergers BOIRON
1 - CHOCOLATE SPONGE
 |

Egg whites
|
 |

350 g
|
|
Caster sugar |
|
350 g |
|
Flour T 45 |
|
70 g |
|
Potato starch |
|
70 g |
|
Cocoa powder |
|
70 g |
|
Egg yolk |
|
350 g |
|
Melted butter |
|
140 g |
Whisk the eggs firmly with caster sugar. Sieve the flour,
potato starch and cocoa powder. Pour the egg yolks into the
egg whites then add the sieved mixture then the melted
butter. Pour out 700 g / sheet. Bake at 190°C for 8 minutes.
2 - BLACKBERRY AND BLACKCURRANT COMPOTE
 |

Boiron Blackberry Puree
|
 |

400 g
|
|
Boiron IQF Blackcurrant |
|
100 g |
|
Sugar |
|
250 g |
|
Pectin |
|
5 g |
|
Sugar |
|
25 g |
|
Lemon |
|
20 g |
Blend the blackcurrants and blackberry puree with half of
the sugar and bring to the boil. Add the rest of the sugar,
mix with the pectin and the lemon juice and bring to the boil
for 2 minutes. Keep in the refrigerator.
3 - BLACKCURRANT SYRUP
 |

Sugar
|
 |

115 g
|
|
Water |
|
115 g |
|
Crème de cassis |
|
45 g |
|
Boiron Blackcurrant Puree |
|
65 g |
Put the water and sugar in a saucepan, bring to the boil. When
cool, add the fruit puree and crème de cassis. Set aside for
assembly.
4 - CHESTNUT MOUSE
 |

Gelatine
|
 |

15 g
|
|
Italian meringue |
|
320 g |
 |

·
|

Egg whites
|

140 g
|
|
· |
Caster sugar |
180 g |
 |

Boiron Chestnut Puree
|
 |

750 g
|
|
Whipped cream |
|
600 g |
Plunge the gelatine into cold water. Cook the sugar at
121°C, pour it over the egg whites and leave it to cool
while continuing to whisk. Pour the melted gelatine into
the Italian meringue. Add the chestnut puree and half-whipped
cream.
5 - CHOCOLATE STREUSEL
 |

Flour T 45
|
 |

200 g
|
|
Icing sugar |
|
250 g |
|
Potato starch |
|
50 g |
|
Hazelnut powder |
|
160 g |
|
Butter |
|
250 g |
|
Salt |
|
4 g |
|
Cocoa powder |
|
50 g |
|
Praline |
|
60 g |
|
Black coating |
|
60 g |
Mix all the ingredients, except the coating and the praline,
with a paddle. Once small, even grains are obtained, bake at
170°C for 12 minutes. Leave to cool then add the coating and
the praline.
