900 g rump steak (whole beef joint - 2lbs) |
2 tablespoons dijon mustard |
2 tablespoons black pepper |
400 g potatoes (new scrubbed - 14 ounces) |
400 g butternut pumpkin (14 ounces, peeled, deseeded and cut into 2.5cm/1in cubes i personally prefer queensland blue, a firm) |
3 tablespoons sunflower oil (or your choice oil) |
1 tablespoon cornflour (cornstarch) |
600 ml beef stock (1 pint) |
4 parsley sprigs (to garnish) |