Rob Diletti - Castle Rock Estate (Porongurup, WA)

<p>Jill Upton chats to Rob about the recent 40 years of Riesling roadshow which took him around Australia, the difference between free run juice and pressed juice, and what he loves about the Great Southern wine region.</p><p>@thewineshowaustralia</p><p>@castlerockestate </p>