140g hazelnuts, toasted 140g golden caster sugar 140g self-raising flour 1 tsp bicarbonate of soda 3 eggs, separated 140g butter, melted 75ml milk 400g white chocolate, broken into chunks 2 sheets leaf gelatine 586ml pot double cream 3 egg whites 450g frozen raspberries, plus a few extra to decorate 4 tbsp Frangelico hazelnut liqueur or Disaronno icing sugar, for dusting 100g white chocolate, to make chocolate curls (see know-how below) Want to see what this recipe costs at different supermarkets?