Preheat oven to 180°C fan.
Whisk the mashed bananas, almond milk, honey and vanilla in a large bowl.
Mix the oats, protein powder, flaxseed, chia and baking powder in a separate bowl, then stir into the wet mix.
Fold the raspberries and white chocolate through.
Pour into a glass dish.
Bake 25–30 minutes, until golden and just set.
Cool slightly, cut into four.
Serve warm with a dollop of Greek yoghurt and a few extra raspberries.
