X Trustworthy Source Online portal combining food safety information from the U.S. Fresh (raw) ham is rarely sold as a spiral cut, but if you have the exception, cook for approximately 25 minutes per pound (0.45 kg) in a 325✯ (160✬) oven, until the internal temperature is at least 145✯ (60✬).

This typically takes 20 minutes per pound (0.45 kg) in a 325✯ (160✬) oven.

Ready to cook hams are only partially cooked, and should reach an internal temperature of at least 145✯ (60✬), then removed from the oven and left alone for three minutes while cooking completes.

X Research source Test with a meat thermometer if you have one, until internal temperature reaches about 120✯ (50✬). X Research source To speed up the process at the cost of some moisture, heat at 350✯ (175✬) instead for 10 minutes per pound (0.45 kg). To keep it moist, heat in a 250✯ (120✬), for approximately 20 minutes per pound (0.45 kg).

Ready to eat hams just need to be warmed up. You could just throw it in a 250F (120C) oven and hope for the best, but the edges of the spiral slices inevitably dry out.

Preheat the oven and time the cooking process depending on the state it was in when you began, checking once every 20–30 minutes for the beginning of overdone, dry edges: Set the wrapped ham cut-side down on the baking sheet. It should only need to roast initially for about 12 minutes per pound or until an internal temperature of about.

Internal temp of spiral sliced ham