Ken Hom beef and black bean stir fry recipe

Ingredients
200g fresh beef steak
25ml rapeseed oil
2 teaspoons ginger, finely chopped
2 cloves of garlic, finely chopped
grated zest of one orange
1tsp of birds eye chillies, chopped
25g black beans
75g spring onions cut into 1 inch pieces
50g diced onion
75g diced red peppers
75g diced green peppers
45ml oyster sauce
40g black bean paste
2tsps sugar
200ml water
20ml sesame oil
1tsp cornflour

Finely chop and quickly fry the fillet steak. Set aside. Heat the vegetable oil in the wok, add ginger and garlic and fry over a high heat until starts to become golden and toasted. Add the orange peel & fry until it releases citrus notes. Then fry chilli, black beans and chopped onions, for 20 seconds Add the spring onions and peppers & fry lightly to retain bite. Add the 2 pastes - black bean paste, oyster sauce along with the water and sugar. Then return the meat to the wok. Finish with the sesame oil. Mix the cornflour with a little water to make a paste and add to the wok to thicken the sauce.