1 medium, ripe banana
½ mug (around 75g/2½oz) frozen mixed berries
2 tbsp jumbo oats (gluten-free if required)
2 tsp mixed seeds, such as sunflower, pumpkin, sesame and flax
2 heaped tsp no-added-sugar cashew nut butter
1 mug (around 250ml/9fl oz) milk alternative, such as soya or almond