To Prep
Combine Braising Sauce ingredients and mix well. Set aside.
To Cook
Heat 2 tbsp cooking oil in wok on high and pan fry tofu until golden brown. Remove tofu from wok onto a bowl. Set aside.
Add 1 tbsp cooking oil and heat on high. Fry white part of spring onions until fragrant. Add mushrooms and tofu, toss for 30 secs to mix well.
Add braising sauce to the stir fry and bring it to a boil. Lower heat to medium and cover with lid, let it cook until braising liquid is reduced to half. Taste test and add seasoning if required.
Add broccoli and carrots. Let it simmer for 30 secs or until vegetables are tender.
Stir in corn flour mixture gradually until desired thickness. Serve.