One of the most exciting female chefs of the moment takes her inspiration from her Turkish and Bulgarian roots. Balancing yoghurt with a pinch of cardamom spice, this gem stays deliciously moist ...

Meanwhile for the white chocolate buttercream, cream the butter, vanilla and icing sugar together in a bowl until light and fluffy. Stir in the melted chocolate. For the dark chocolate buttercream ...

It has a wonderful white chocolate icing so the contrast looks stunning too. Heat the oven to 180C/160C Fan/Gas 4 and grease and line with greased greaseproof paper the bases of two 20cm/8in ...

To make the frosting: 1. Gently melt the white chocolate until smooth and lump free, set aside to cool slightly but not set. 2. Beat the butter and vanilla until very pale and creamy ...