Yes they do.....all grains need to be milled. You can also crush them with a rolling pin or something similar, but if you have access to a mill, use that.
"Give a man a beer, he'll drink for a day. Teach a man to brew, he'll drink for a lifetime"
All tanks are empty :(
Drinking: A two year old keg of Eff'd up MawN Lower Beer I made !