Season the steak and chargrill on one side for 5 minutes then flip and grill the other side for 3 minutes. Set aside to rest for 5 minutes.
To make the basil pesto in a food processor blend the basil, pine nuts and parmesan and pulse. Once combined, pour olive oil slowly and finish with salt and pepper to taste.
Roast tomatoes in oven at 150°C for 10 minutes and season.
Tips
Cut the steak at an angle against the grain for best taste and texture.
Note the line of the gristle that runs down the centre of the steak.
Try flank or skirt steak as an alternative to hanger.