For a turkey that weighs more than 6.5kg/14lb 5oz: roast for 35 mins/kg or 14 mins/lb. To stop the meat drying out, baste it every 30 minutes You can also cover the turkey with aluminium foil ...
Place a wire rack in the tin and place the rolled turkey breast on top. Cover the roasting tin with aluminium foil. Roast in the oven for 1½-2 hours, then check the core temperature with a meat ...