Chilli Chicken | Marion's Kitchen

Name: Chilli Chicken | Marion's Kitchen
Prep time: 10 min
Cook time: 10 min
Total time: 20 min
Yield: 4
Ingredients: 1 tbsp vegetable oil; 400g (14 oz) chicken thigh fillets, cut into bite-sized pieces; 1 small onion, sliced; 3 garlic cloves, finely chopped; 4 cm piece ginger, finely julienned; 1 capsicum (bell pepper), deseeded and cut into bite-sized pieces; 2 tbsp soy sauce; 1 tsp dark sweet soy sauce; 2 tbsp ketchup; 1 tbsp white vinegar; 1 tsp sugar; 1 tsp chilli powder (or to taste); 1 tsp corn flour (cornstarch), mixed with 2 tbsp water (optional)