Tbh I’ve always seen oatmeal as a I don’t care what I’m eating so long as I’m able to eat kind of food. Infact it’s the main reason I’ve always seen those meal replacement shakes. Like your doing all this sciencey stuff just to make what is essentially just oatmeal put through a blender. Not to mention that there really isn’t anything stopping you from just putting normal oatmeal in a cup and drinking oatmeal.