200g/7oz beansprouts
300g/10½oz tenderstem broccoli, trimmed and each spear cut into 2–3 pieces
small handful or fresh coriander, roughly chopped
2 large garlic cloves, chopped
2cm/ΒΎin piece fresh root ginger, peeled and julienned
350g/12oz mushrooms, such as lion's mane, king oyster and shiitake, sliced or halved depending on size
1 onion, thinly sliced
4 spring onions, sliced on the diagonal
Β½ tsp chilli flakes
400g/14oz fresh egg noodles
4 tbsp black bean sauce
2 tsp cornflour mixed with 4 tbsp water
2 tbsp soy sauce
3–4 tbsp vegetable or groundnut oil
2 tbsp dry sherry or Chinese Shaoxing rice wine