1. Season the steak with salt and pepper and olive oil.
2. Heat the griddle pan until its really hot.
3. Place steak on the pan and let it cook on both the sides.
4. For making dijonaise – spread mustard on steak and sprinkle demerara sugar on it.
5. Get your blow torch and put it under hot grill.
6. Serve with simple salad and pommes frites or new potatoes.