2 tbsp. capers
2 small shallots
6 tbsp. olive oil
1 lemon, juiced
2 garlic cloves, roughly chopped
2 small bunches basil
1 large bunch flat-leaf parsley, leaves picked
lemon wedges, to serve
400 g halloumi, cut into 16 chunks
16 cherry tomatoes
2 courgettes, cut into 16 diagonal slices about 1cm thick
2 yellow peppers, seeded and cut into 16 chunks