Yakisoba: Japanese fried noodles recipe

Ingredients

• 250 g dried ramen noodles or 4 packets steamed 'Mushimen' noodles - these are ideal for this dish
• 3 tbsp sunflower oil
• 1 onion, cut into 5mm slices
• 200 g cooked pork belly, thinly sliced
• 1 leaf white cabbage, cut into bite-sized pieces
• 3 tbsp tonkatsu sauce
• 1.5 tbsp oyster sauce
• 1 tsp fish sauce
• 4 eggs
• 3 pinches aonori (green seaweed powder)