Stir-fried chilli beef

250g sirloin or fillet steak, sliced (all visible fat removed)
1 tsp ground black pepper
1 tsp olive oil
1 hot red chilli, shredded
2 garlic cloves, crushed
1 tsp chopped fresh root ginger
1 large carrot, cut into strips
1 celery stick, cut into strips
1 red pepper, seeded and sliced
pinch of five-spice powder
1 tbsp soy sauce
1 tsp hoisin sauce
240 g boiled Chinese egg noodles (cooked weight)
2 spring onions, shredded