Using a sharp knife, slice the rack of ribs into serving portions, with 3 to 4 ribs on each.
Mix soya sauce, Rhodes Quality Tomato Paste, chutney, balsamic vinegar, garlic, Hinds Spices Pure Ground Ginger, 5-spice powder and Hinds Spices Paprika together. Place the pork ribs in marinade and leave for 4 hours.
Place in an oven-proof dish and cover with a lid, or place in a foil parcel on a baking tray. Roast in a preheated oven at 120°C for 2 hours.
Remove ribs from the oven and braai over medium-hot coals for 20 minutes, turning regularly. Remove from the fire and sprinkle over lemon zest and fresh thyme before serving.