Every serious cook knows that the best fried chicken batter is made with buttermilk...do they have that here? What is it called?

That is all.

Thanks,
Karl

Buttermilch ?

That is what is says here:
http://translate.google.com.au/trans...%3Den%26sa%3DG

any coop or migros...

Saurer Buttermilch, usually quite close to the fresh milks in the refridgerated section. Careful not to buy the flavored ones!