Supermarket, markets, or local fruit & veg shop. I'd always assumed that the big supermarket chains (Coles or Woolies) would be cheapest because of their bulk-buying power.
I'd be interested to hear others opinions on this, especially in relation to inner-West Sydney.
Thanks.
Easy
this would be the best place to start
http://www.flemingtondirect.com.au/index.php
this is good too
http://www.aussiefarmers.com.au/