Finely chop half the onion and cut the other half into wedges. Thinly slice the celery and dice the carrots. Put the minced beef in a large non-stick frying pan with the sliced leeks, chopped ...

not the thinly sliced meat for shabu-shabu/hotpot. It is easy to slice the meat yourself, though. The amount of topping is sufficient for two moderate eaters. If you are catering for larger ...