Cut the tofu in 1-inch pieces. Dust the tofu cubes with 1/2 tbsp cornflour.
Heat oil in a deep pan and deep fry the tofu till lightly brown on the outside. Drain on absorbent paper
To prepare chilli sauce, heat 1 tablespoon oil in a non-stick pan. Add sliced onion and cook for 2-3 add ginger, garlic and green chillies and mix well and sauté for 20-30 seconds.
Add some water and mix well. Add chilli sauce, soy sauce and crushed red chillies and mix well.
Dissolve remaining cornstarch in some water to make a smooth slurry and add this to the pan. Mix well.
Add Chop mint leaves and add chopped coriander and mix well.Add salt, pepper powder, mix well and sauté for 30 seconds
Now add vinegar and mix well. Add the tofu and mix well for few seconds. Switch off heat.
Transfer on a serving plate. serve immediately.
