Overnight oatmeal...when you don't want it hot...this one made from DIY oatmeal packets. See website for fresh recipes.
Slow Cooker Apple Cinnamon Oatmeal | Baked by Rachel. The only things I don't normally have on hand are apple cider (sure I could sub with apple juice) and flax, which I suppose could be omitted. This sounds like exactly what I'd like to wake up to.