How Long To Cook A 10 Lb Turkey At 400 Degrees. This roast turkey breast recipe is fast easy and delicious. For a 20 pound turkey settle in for the afternoon.
Years ago nutritionist adelle davis suggested it. How long do you cook your turkey. Just put plain turkey or roast in a baking pan.
This could take around 4 to 4 5 hours.
Since the 20 pound turkey is twice the size of a 10 pound bird at first the answer might seem obvious. At 325ºf it should cook anywhere between 2 5 hours to 3 hours and change. For a 20 pound turkey settle in for the afternoon. Start cooking the turkey at 400 degrees for the first half hour and then reduce heat to 350 for next two hours.