While glaze is reducing, prepare and roast the chicken.
Preheat oven to 350℉
In a cast iron skillet, add 1/2 Tablespoon of butter under each chicken thigh. Set thigh on top of butter.
Sprinkle Salt/Pepper on top of each chicken thigh, then set 1/2 Tablespoon butter on top of each thigh.
Pop Chicken into the oven and bake for about 40 minutes.