For the asparagus, ham and eggs, prepare a bowl of iced water. Bring a wide pan of salted water to the boil and add the vinegar. Reduce the heat until the water is just simmering. Crack one duck ...
Add the oil to a large, heavy-based frying pan and fry the ham over a high heat for 1-2 minutes until crisp. You may need to do this in two batches to avoid overcrowding the pan. Remove and set aside.
I was originally looking for a taleggio-style cheese for this dish but couldn’t find any, so I decided to use the Snowdrop with some cured ham instead. It turned out to be a real treat.