1. Preheat the grill to medium-high. Place the asparagus in a pan of simmering salted water. Remove after 5 minutes when still tender and bright green. Refresh under a cold tap and cut into 1 cm pieces.
2. Heat oil in frying pan and add the bacon, cook for 3 minutes.
3. Lightly beat the eggs, adding the asparagus, chives and season well.
4. Pour the eggs mixture into the pan. Cook over a gentle heat for 2 minutes and then add cheese, place under the grill for a few minutes or until lightly golden and the top is set.