Elle & Vire Recipes
 

Recipe Blackcurrant Mont Blanc Log Cake

For
6 pieces
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To prepare this dish

Ingredient list
Baked French meringue
398 g egg whites
5 g cream of tartar
398 g sugar
398 g icing sugar
Blackberry & blackcurrant compote
279 g blackberry puree
279 g IQF Blackcurrant
11 g sugar (1)
11.2 g pectin NH
74 g sugar (2)
86 g dextrose
37 g gelatin mass
7 g lemon juice
4 drops Violet flavouring
Gelatine mass
39 g powdered 200-bloom gelatine
233 g water
Chestnut mixture
434 g chesnut purée
273 g chestnut paste
273 g chestnut cream
20 g dark rum
Chestnut mousse
157 g milk
69 g egg yolks
15 g sugar
103 g gelatin mass
571 g chestnut paste
188 g chesnut purée
29 g dark rum (optional)
639 g Excellence whipping cream 35% fat
Mascarpone decorative cream
202 g milk
202 g sugar
132 g gelatin mass
361 g Mascarpone
2403 g Excellence whipping cream 35% fat
Chocolate dipping mixture
762 g milk chocolate 46%
190 g cocoa butter
48 g grape seed oil
Hot mirror glaze
250 g hot neutral glaze
250 g water
Mirror glaze (optional)
455 g mirror glaze
45 g water
Blackcurrant Mont Blanc Log Cake finishing touches
250 g noisettes hachées
100 g candied chestnuts in syrup
SQ gold leaf
Elle & Vire products used

The recipe,
step by step

  1. 1

    Baked French meringue

    Beat the egg whites with the previously combined sugar and cream of tartar until stiff. Gently fold in the sifted icing sugar with a rubber spatula.

  2. 2

    Blackberry & blackcurrant compote

    Heat the blackberry purée and IQF blackcurrants to 40°C. Add the combined sugar(1) and NH pectin and bring to a boil. Add the combined sugar(2) and dextrose and boil again. Add the gelatine mass followed by the lemon juice and violet flavouring. Let cool.

  3. 3

    Gelatine mass

    Rehydrate the gelatine powder in the cold water for at least 20 minutes. Melt in a microwave and refrigerate.

  4. 4

    Chestnut mixture

    Combine the ingredients in a food processor. Thinly sieve before using for decoration.

  5. 5

    Chestnut mousse

    Prepare a traditional custard with the milk, sugar and egg yolks, cooked to 82°C. Add the gelatine mass, dark rum, chestnut paste and purée, then blend with an immersion blender. At 30°C, fold in the whipped cream.

  6. 6

    Mascarpone decorative cream

    Bring the milk and sugar to the boil. Add the gelatine mass, let cool to 40°C then add the mascarpone. Blend using a hand mixer while adding the chilled cream. Refrigerate at least 4 hours (ideally overnight).

  7. 7

    Chocolate dipping mixture

    Melt the milk chocolate then add the melted cocoa butter and the grapeseed oil. Set aside.

  8. 8

    Hot mirror glaze

    Heat the ingredients together and bring to a boil.

  9. 9

    Mirror glaze (optional)

    Bring the ingredients to a boil.
  10. 10

    Blackcurrant Mont Blanc Log Cake finishing touches

    For the log cake inserts, pipe the French meringue into 23.5 x 3 cm moulds to a thickness of 1 cm (20 g per rectangle). Smooth the surface and remove the mould.


    For the log cake bases, pipe the meringue into 26 x 7 cm moulds to a thickness of 1 cm (50 g per rectangle).

    Sprinkle the meringue bases with chopped roasted hazelnuts, then shake off the excess.

    Bake in an 80°C convection oven for 3 hours (damper open), then store in the proofer.


    Pour 600 g of blackberry-blackcurrant compote into a half-frame mould measuring 26.5 x 35 cm and freeze. Spread 600 g of chestnut filling on top and return to the freezer. Cut into rectangles measuring 23.5 x 3 cm.


    Spray the room-temperature meringues with milk chocolate coating at 37°C (or dip them in the coating) to prevent them from getting soggy. Allow to crystallize, then store at room temperature.


    Pipe 175 g of chestnut mousse into log moulds (4 x 53.5 cm). Press in 2 meringue inserts, leaving a 2 cm gap at each end. Pipe in another 75 g of chestnut mousse, then add the inserts (chestnut cream side facing up). Smooth the surface and freeze. Cut each log cake in half to obtain two 25 cm cakes.


    Prepare the decorative cream and pipe parallel lines from bottom to top using a 12 mm plain nozzle. Then, using a 10 mm nozzle, pipe shorter, irregular lines in a staggered pattern. Finish with a thin line of cream along the top. Freeze.


    Spray with a thin coating of hot neutral glaze, then (optionally) with a second coating of neutral glaze. Place the log cakes on the meringue bases.


    Finely sift the remaining chestnut mixture and, using a fine vermicelli nozzle, pipe a decorative line on top of the log cakes. Decorate the top with pieces of candied chestnut and chopped hazelnuts. Place a little gold leaf on top of each chestnut.

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