Method

1. Wash and dry the tomatoes
2. Slice off the top of the tomatoes with a sharp knife
3. Remove the core and seeds with a small spoon. Finely chop the onion and add to a frying pan with the olive oil
4. Cook the onion until it goes soft, then add the peas and parsley
5. Cook for a further 2 minutes
6. Once the mixture has cooled, put it into a blender or food processor
7. Put the mix into the tomato skins with a spoon
8. Cover the tomatoes with tin foil and place on the barbeque for around 15 minutes