Soft Fruit Roulade

There are plenty of ways to use up gluts of soft fruit, but those of us without gardens are likely to have only a small quantity of fine berries, either bought or donated, which need stretching out. This recipe for a sweet roulade – essentially a nouveau riche Swiss roll with a more delicate, usually flourless sponge and a comparatively perishable filling – uses fresh currants baked into the cake and fresh berries in the filling. It is one good solution to the problem of an unusual m