Slice the tomatos as if you are making a sandwich and place on grill tray
Place under grill until skin starts to wrinkle
Turn over tomatos and place bread under grill until toasted
Remove tray from grill and add tomatos to bread after turning.
Sprinkly on some grated cheddar or slices or mozarella
Grill until melted/slightly golden
Serve and add salt/pepper as required