Sichuan pepper beef stir-fry

INGREDIENTS

• 1 tbsp Shaoxing rice wine or dry sherry
• 2 tsp ground Sichuan pepper
• 1 tsp dark soy sauce
• ½ tsp Chinese five-spice powder
• 2 garlic
• 2 sirloin
• 2 tbsp groundnut oil
• 1 medium red chilli
• ½ onion
• 1 small handful broccoli
• 1 small handful mangetout
• 1 small handful carrots
• 1 small handful baby corn, halved
• 300ml/11fl oz hot fresh beef or vegetable stock
• 1 tbsp light soy sauce
• 1 tbsp cornflour
• 1 spring onion
• salt and ground white pepper
• steamed jasmine rice