Jlpartner, terribly sorry for derailing your thread, but I just had to do it - it was nagging and nagging me, and as it's roast lamb night I succumbed and just went ahead and did it - hadn't made a Yorkie in over a year ;D
Far too big for myself only, so shared it with SWMBO.
However to stay true to the quest I did it in Ghee - also the veggies as I had the tin out. I tell you what, after years of using dripping etc I reckon that Ghee should have been invented in Yorkshire:
Maharaja pudding of Yorkshire: 
