Quarter the apples and slice out the cores. Roughly chop them and add to your blender. Tip in the raspberries and cashews. Add a pinch or 2 of cinnamon.
Pour 330ml oat drink into the blender (save the rest for your other smoothies) and add a few ice cubes. Whizz till smooth. Pour into glasses and top with a pinch of cinnamon to serve.
Cashew soaking tip