1 - step 1 Heat the oil in a medium saucepan.

2 - Tip in the onion and ginger, then cook for a few mins until softened.

3 - Stir in the curry paste, then cook for 1 min more.

4 - Pour over the chopped tomatoes and coconut cream.

5 - Bring to the boil, then leave to simmer for 5 mins, adding a little boiling water if the mixture gets too thick.