Angove Wine

10 cloves garlic, peeled2 tbsp olive oil1.5kg free-range organic chicken, cut into 6 piecesSalt & freshly ground black pepper1 red onion, coarsely sliced1 bottle (750mL) Angove Wild Olive Organic Shiraz1 cup chicken stock2 cups peeled, seeded, chopped tomatoes, fresh or canned1 tbsp tomato paste1 yellow capsicum, sliced lengthways¾ cup pitted Kalamata olives3 tbsp capers, rinsedFresh flat-leaf parsley leaves, toCooked polenta or mashed potatoes, to serveSteamed green vegetables, to serve