Method
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Separate the eggs. Whip the egg whites until stiff peaks form.
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Melt the dark chocolate in a heatproof bowl over simmering water or in short bursts in the microwave. Let it cool slightly.
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Fold the egg yolks into the melted chocolate until smooth.
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Gently fold in the whipped egg whites in batches, keeping the mixture airy.
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Whip the cream until soft peaks form and blend it into the chocolate mixture.
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Add the extra virgin olive oil and mix until fully incorporated for a silky texture.
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Spoon the mousse into serving glasses and chill for at least 2 hours to set.
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Roast the hazelnuts, chop them, and sprinkle over the mousse. Finish with flaky salt and a final drizzle of olive oil before serving.



