Heat oven to 425 degrees.
Heat a large cast iron skillet to medium high heat.
Pat 2-3 pounds of chicken thighs dry with a paper towel, and liberally season with salt and pepper on both sides of the chicken thighs.
Drizzle 2 tablespoons of olive oil on hot skillet.
Placing chicken thighs skin side down in the skillet and don't disturb. Allow them to cook for about 10 minutes until a fat renders and golden brown crust has formed; they should pull easily away from skillet without pulling of the skin.
Flip over the chicken thighs and transfer the skillet to the oven and bake for 25 minutes, or until an instant read thermometer reads 165°F.
Use tongs or a spatula to remove chicken thighs from the skillet, and set aside on plate. Allow them to rest for 5-10 minutes while you prepare the sauce.
In the same skillet, whisk in a tablespoon of flour until smooth.
On the stove top on high heat, add the cup of wine, chicken broth/stock (2 cups), garlic cloves and herb sprigs and whisk.
Cook the liquid, herbs and garlic cloves on high heat until it has reduced by half. If desired, remove the herbs and garlics with a slotted spoon. Salt and pepper to taste if necessary.
Return chicken thighs to pan, nestling into the pan sauce, and remove from heat.