Arrange the bananas, cut side down, in the dish. Spoon dollops of the peanut butter batter into the dish and fill in the gaps with the chocolate batter. Gently swirl the batters together with a ...

Fold in the self-raising flour and milk, mixing until smooth. Pour the batter over the banana layer and spread it evenly. Bake for 25-30 minutes, or until a skewer inserted into the centre comes out ...