1 garlic clove, thinly sliced
15g/陆oz fresh root ginger, cut into thin matchsticks
75驳/2陆辞锄 mangetout, trimmed
150g/5陆oz button mushrooms, sliced
2 red peppers, deseeded and sliced
4 spring onions, cut into short lengths
freshly ground black pepper
1 tsp cornflour
low-calorie cooking spray
2 tbsp dark soy sauce
250g/9oz pork tenderloin, all visible fat removed, cut into chunks