1 kilogram assorted tomatoes, large ones quartered
handful basil leaves
3 red onions, cut into 2-3cm slices
1/3 cup (80ml) extra-virgin olive oil
18 large green prawns, shells intact
250 gram mozzarella, torn into bite-size pieces
sea salt flakes
1 lemon, halved, plus lemon wedges, to serve
ciabatta bread, to serve
Preheat barbecue to moderately high.
Arrange tomatoes on a platter and scatter with basil.
Season onion on both sides and place on hotplate (no oil) and cook, without moving, for 8 minutes s or until well charred. Turn and cook a further 8 mins, or until charred and softened.
Transfer to a plate to cool slightly, then separate onion rings and scatter over tomatoes. Drizzle with 2 tablespoons oil.
Toss prawns in a bowl with remaining 2 tablespoons oil, then cook until they change colour and are lightly charred, about 6 minutes.
Arrange prawns on platter, then scatter mozzarella over. Season with salt flakes and a squeeze of lemon. Serve with lemon wedges and ciabatta.