Grilled tomato and red capsicum gazpacho

Name: Grilled tomato and red capsicum gazpacho
Ingredients: 3 red capsicums (600g); 6 egg tomatoes (450g), halved, seeded; 1 red onion (170g), sliced thickly; 4 clove garlic, unpeeled; 2 lebanese cucumbers (260g), seeded, chopped coarsely; 2 tablespoon red wine vinegar; 415 millilitre can tomato juice; 1 tablespoon coarsely chopped fresh flat-leaf parsley; 1/4 cup (60ml) cold water; 20 gram butter, melted; 1 tablespoon olive oil; 1 tablespoon finely grated parmesan; 3 slices white bread (135g), crusts removed, quartered