I think I've become a spatchcock fundamentalist

[btfc]

425 for 20/min a pound is my standard for roasting a unstuffed chicken.

Have you calibrated your oven?

The first thing I’d try is not dropping the temp as the recipe calls for.


This site has a few ideas:

https://www.perdue.com/how-to/roasting/?...628eea9be6&utm_source=bing&utm_medium=cpc&utm_campaign=How%20To%20%7C%20TIY&utm_term=how%20to%20roast%20chicken&utm_content=Generic%20-%20How%20To%20Roast%20Chicken