Darina Allen: Jamie Oliver's new book is his most user-friendly ever — here's three recipes to try from it

These dishes are all made in one pan, saving on the wash-up 

Rosemary roast chicken

I'm just the biggest fan of Jamie’s; I don’t even need to write Oliver, you all know who I mean.

I was first introduced to Jamie by the late Rose Gray of the River Café in London in the 1990s.