
Mix all the ingredients, except bananas, in a small bowl. Cover the bowl with plastic food wrap and refrigerate for a couple of hours to thicken or overnight.
Once it has thickened, stir together again, and add a little bit more milk if needed.
Mash or cube 1 banana.
Add to the pudding and mix to incorporate.
Cube more banana and top your pudding with it.
Garnish with coconut flakes and cinnamon.