In a large bowl - combine the oats, flour, protein powder, desiccated coconut, cinnamon, and baking powder. Pour in the maple syrup, vanilla, and milk, then mix everything together directly in the dish until well combined. Stir through the apple slices.
3.5 cups rolled oats, 0.5 cup wholemeal flour, 0.5 cup desiccated coconut, 2 scoops protein powder, 1 tbsp cinnamon, 1 tsp baking powder, 1-2 tbsp pure maple syrup, 3 cups milk, 2 apples, 2 tsp vanilla extract