Wash chicken and remove bag of gizzards and set aside. Pat dry chicken with paper towels.
Place chicken in baking dish. Pre heat oven to 350° F
Cut slits in chicken skin all over
Cut up butter and place butter under skin
Sprinkle 2 TBSP oil all over outside of chicken
Season chicken INSIDE and OUTSIDE with salt, pepper, garlic powder, and Italian seasoning
Rub chicken with hands and massage all the spices in
Cut onion loosely ( small or big slices of onion your choice!) and spread out evenly in bottom of baking dish and inside of chicken
Add water to bottom of the baking dish
Baste chicken with juices from bottom of dish every 30 mins
After 1 hour and 40 mins, increase temperature to 400°F for 30 mins. (or until temperature reaches 165 ° F)
Let chicken rest for 10 minutes before slicing.