Instructions

1. Heat the oil in a large pan, add the onion and cook for about 5 minutes, until it has softened. Add the chicken, and brown on all sides.
2. Stir in the curry paste, garlic and ginger, cooking for a few minutes before adding 100ml water, the potatoes and tomatoes. Simmer for 30 minutes, until the chicken and potatoes are cooked through. Season with salt, pepper and a pinch of sugar and the lemon juice.