How long to roast a chicken, the right way to perfection. Here are some tried and true tips for making the perfect whole roast chicken recipe. Nothing combines easy and elegant like a well-roasted chicken. These rave-worthy roast chicken recipes make dinner simply special. According to the USDA, chicken must be cooked to the minimum safe temperature of 165 F (73.9 C) (all parts). You may choose to cook it to reach a higher temperature. Insert the thermometer into the thickest part of a thigh, but not touching bone or gristle. Preparing roast chicken is a breeze when you know the correct cooking times. Follow these expert guidelines for how to cook chicken, including how long to cook whole chicken and how long to bake chicken pieces. Our tried-and-true recipes for roasted whole chicken and baked chicken mean delicious results every time. Place the chicken into the oven and roast (uncovered) at 450 degrees F for 10-15 minutes. Then reduce the temperature to 350 degrees and continue cooking for about 20 minutes per pound, or until an internal temperature of 165 degrees F. Skin should be golden brown and the juices should be sizzling and run clear. I have a 4 1/2 pound whole chicken. I need to know how long to cook it for and at what temperature. I have a big roasting pan with a lid. Do I need to put the lid on the chicken or leave it uncovered? I remember someone telling me to put a little bit of water in the bottom of the pan, but that's about it. Any help will be much appreciated. In a bowl, mix the salt, sugar, cloves, allspice, nutmeg, and cinnamon. Rub the chicken with the mixture. Cover chicken, and place in the refrigerator for 24 hours. There's nothing quite like a perfectly roasted whole chicken straight out of the oven, and with the right tips and tricks, cooking a whole chicken is easy! We'll take you through all the steps -- including prepping, seasoning, carving, and serving your beautiful roasted chicken -- and teach you how to bake a whole chicken in no time. How long to bake a whole chicken at 350? Best Answers. First of all chicken and other meats roast, they don't bake in whole form. It takes 20 minutes roasting time at 350 degrees so multiply 20 minutes x 5 to ge 100 minutes or 1 hour 40 minutes. Remember this is unstuffed. read more.