Muffin grains (4)
I believe the answer is:
oats
(Other definitions for oats that I've seen before include "Porridge ingredients" , "Grain for porridge" , "Grains or porridge" , "Cereal for porridge" , "Hardy cereals eaten by horses" .)
I believe the answer is:
oats
(Other definitions for oats that I've seen before include "Porridge ingredients" , "Grain for porridge" , "Grains or porridge" , "Cereal for porridge" , "Hardy cereals eaten by horses" .)