Question: how long does it take to cook 1.2 kg of pork?
Answer: Turn the oven down to 180C/350F/Gas 4. Cook for 30 minutes per half kilo, or until the pork is cooked through (the juices will run clear when pierced with a knife. Alternatively insert a skewer into the middle of the thickest part of the meat, remove and feel the skewer.