Add oil and ghee to a kadai and hit on a low flame.
Add green chilli paste to the kadai and fry it for approximately 3 minutes or until the raw smell dissipates.
Add slit green chillies and chicken to the kadai and fry for approximately 2-3 minutes, stirring frequently.
Add turmeric powder and sauté the mixture for an additional 2 minutes.
Add water to the kadai, cover it, and cook for approximately 6-7 minutes.
Add soy sauce, vinegar, and salt to the kadai. Mix to combine.
Make a cornflour slurry by combining cornflour and 2 tablespoons of water and add it to the kadai.
Cook the mixture over a low flame until it reaches a desirable thickness, stirring occasionally.
Serve the dish hot!