"Be careful with the meringue layer of the cake. If you overbake it, it will dry out and crumble once you try to cut it in half. This cake needs to be chilled over night before cutting and serving...."
INGREDIENTS
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5 egg whites
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pinch of salt
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250g caster sugar
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1 tablespoon cornflour
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1 tablespoon lemon juice
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5 egg yolks
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6 tablespoons sugar
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20g vanilla sugar
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9 tablespoons cornflour
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1 liter milk
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1 vanilla pod, seeds scraped out
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200g butter, at room temperature
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150g dark chocolate, melted
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80g toasted hazelnuts, roughly chopped
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100g white chocolate, melted
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1 1/2 tablespoons instant coffee
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1 tablespoon dark rum
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300ml heavy whipping cream
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10g vanilla sugar
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1 teaspoon instant coffee