well i ordered multiple types of malt which added up to near 50 lbs. this is what i ordered. Each grain is by: # of pounds per bag, # of bags and what it cost. Northern brewer always does 7.99 flat rate
Customs agents like to ask you questions to get you off balance to see your reaction. It gives them a hint of when you might be bringing something banned. If you know the laws and give them the right answer and DON'T ARGUE they usually aren't too bad to deal with.