A quick hazelnut sponge cake with a delicious cream of mascarpone and coffee!
Preheat oven at 200° C.
Line baking tray with baking paper.
Whisk whole eggs, sugar and salt until light and creamy. (about 10 minutes)
Fold in flour and hazelnuts.
Pour the mixture onto the baking tray and smooth it out.
Bake for about 10 minutes.
Wet a clean tea towel, wring it out and place it on the work surface.
Turn the baked sponge out onto the damp tea towel.
Carefully peel off the baking paper.
Roll up the sponge using the tea towel.
Leave to cool.
Whip the single cream until stiff.
Dissolve coffee powder in hot water.
Mix mascarpone cheese, vanilla, powdered sugar and dissolved coffee.
Fold in whipped cream.
Unroll the Swiss roll.
Spread the cream on the sponge. (except for 3 tablespoons)
Roll up again.
Leave to infuse in the refrigerator for 1 hour.
Chop hazelnut kernels roughly.
Roast in pan without fat. Leave to cool.
spread swiss roll with remaining cream.
Sprinkle the hazelnut kernels on top.