03210 - porridge (in dry form, to be diluted) (efsa foodex2) 03240 - oat porridge (efsa foodex2) The group includes any type of Oat porridge in dry form to be diluted with milk or water. The term refers to e.g. ground oatmeal or rolled oat intended to be used for making oat porridge. The part consumed/analysed is by default the whole or a portion of it representing the observed heterogeneity.[https://www.google.co.uk/search?tbm=isch&q=Oat+porridge dry] requires discussion