Vegetable Yakisoba

Bahan-bahan (3 porsi)

• ½ onion ((6 oz, 170 g))
• ¼ g reen bell pepper ((3 oz, 85 g))
• 6 oz green cabbage
• 2 oz carrot
• 3 g reen onions/scallions
• 6 shiitake mushrooms ((3 oz, 85 g))
• ½ deep-fried firm tofu cutlet (atsuage) ((3.3 oz, 72 g))
• 4 oz bean sprouts
• 1 Tbsp neutral oil ((or more as needed))
• 3 packets yakisoba noodles ((one package of pre-steamed noodles contains 3 packets, 16–17 oz or 454–480 g, enough for 3 servings))
• 6 Tbsp yakisoba sauce ((recipe below))
• aonori seaweed
• pickled red ginger
• 7 Tbsp Worcestershire sauce
• 2 Tbsp oyster sauce
• 2 Tbsp ketchup
• 1½ Tbsp soy sauce
• 1½ Tbsp sugar