This is ideal for using up bananas which have gone past their best. You can also use other fruits that need using up, such as apples, cranberries, oranges, pears or even some tinned fruit! You could also top with some sweetened crème fraiche, honey or banana crisps.
This chocolate treat is sometimes called a refrigerator cake. Chilling in the fridge rather than baking in the oven is the key to this simple yet spectacular fruity, nutty deliciousness which pleases nearly everyone and is great for entertaining.