‘Citrus marmalade?’ Well, that’s a tautology, if ever I’ve heard one. I’ve been making marmalade for a long time and written about it extensively. I wouldn’t quite paint myself as a marmalade obsessive (I’ve met them, and I know that I cannot literally or figuratively compete), but I’m certainly a marmalade fangirl. They line my cupboards and are a breakfast non-negotiable. I seek out unusual citrus fruit, and pore over