Definition of carbuncle for English Language Learners. : 1  a large painful swelling under the skin. : 2  a jewel (such as a garnet) that is cut into a rounded shape.
For a 12-14 lb (5.5-6.5 kg) turkey: Cook for 40 minutes then reduce the temperature to gas mark 3, 325 F (170 C) and cook for a further 3-31/2 hours. Then give it a final 30 minutes (uncovered) at gas mark 6, 400 F (200 C).
Cooking the turkey and tips. General cooking time is 20 minutes per 500 g, approximately 2 hours 40 minutes for a 4 kgs bird. For the first 40 minutes cook at 200 degrees Celsius which seals in the flavours, then lower temperature to 160 degrees for remainder of cooking time. Hereâs where you can be a little adventurous, time permitting.