One small red onion
Grated cheese (Strong cheddar)
Salt and black pepper
1. Chop the onion and fry in a little oil
2. Grate the cheese
3. Ad the steak to the frying pan with the onions making sure the steak gets a coated well, ad salt and black pepper, how you like.
4. when the steak is cooked to your liking put the cheese on top and place the frying pan under a pre-heated grill, until the cheese brown and melted.