Spicy Ginger Beef Stir Fry

Name: Spicy Ginger Beef Stir Fry
Prep time: 20 min
Cook time: 20 min
Total time: 40 min
Cuisine: Asian
Ingredients: 350 g (3/4 lb) sirloin steak; 5 tbsp vegetable oil; 1 large chunk ginger (peeled and cut into thin matchsticks); ½ tsp salt; ½ tsp black pepper; 1 medium onion (peeled and chopped); 1 thumb-sized piece ginger (peeled and minced); 3 cloves garlic peeled and minced; 1 large head of broccoli (cut into small florets); 1 medium bunch spring onions/scallions (chopped); 150 g (1 packed cup) mangetout (snow peas); Two large handfuls fresh baby spinach; 1 tsp chilli flakes; 5 tbsp soy sauce; 2 tbsp oyster sauce; 2 tbsp chinese rice wine; 3 tbsp soft brown sugar; 2 tbs cornflour/cornstarch (mixed with 2 tbsp cold water); boiled rice