IMPROVING THE EFFICIENCY OF BUTTER-MAKING IN ETHIOPIA

http://www.fao.org/ag/againfo/resources/documents/WAR/war/V1650B/v1650b0m.htm

OR, you could get a herd of goats, and make you're own butter.



JOAT
You'll never get anywhere if you believe what you "hear". What do you
"know"?.
- Granny Weatherwax