Preheat oven to 425°F.
Pat chicken thighs dry with paper towels.
In a small bowl, combine salt, pepper, garlic powder, paprika, thyme, and rosemary.
Season chicken evenly on both sides.
Melt butter in a Dutch oven over medium-high heat.
Sear chicken thighs until golden brown on the skin side.
Remove chicken and set aside.
Add minced garlic and sauté for 30 seconds.
Pour in chicken broth.
Return chicken to the Dutch oven.
Add lemon slices around and on top of the chicken.
Cover with lid and bake for 25 minutes.
Remove lid and bake an additional 5 minutes to crisp the skin.
Rest for 5 minutes before serving.