Flattened Greek-style chicken with tahini yoghurt sauce

SERVES 4 PREP AND COOK TIME 1 HOUR 20 MINUTES

1.8kg whole chicken 1 medium (140g) lemon 60g butter, at room temperature ½ teaspoon ground chilli 1 teaspoon dried oregano leaves 1 teaspoon ground cumin 1 teaspoon ground coriander 3 cloves garlic, crushed ½ cup loosely packed fresh flat-leaf parsley, chopped fresh flat-leaf parsley leaves, extra, to serve