Like a cup of cappuccino, Mary Berry's chocolate tart has a creamy topping and scattering of chocolate shavings. For this recipe you will need a 23cm/9in round, loose-bottomed, fluted tart tin ...

Like a cup of cappuccino, it has a creamy topping and scattering of chocolate shavings." Begin by melting the butter and dark chocolate together until perfectly smooth, then take off the heat.