Recipe with video instructions: If you love bananas just as much as we do, you have come to the right place. Packed full of banana goodness, this showstopping banana blackout cake recipe is the perfect after dinner dessert and kids will go absolutely bananas for it. Ingredients: 300g unsalted butter, softened , 450g plain flour , 2 tbsp baking powder, 6 bananas, very ripe, 300g soft brown sugar, 4 large eggs, 120ml buttermilk, 2 tsp vanilla essence , For the banana pudding filling:, 1 packet in