• Trim any excess skin from your thighs and pat dry, place them in a zip lock bag or baking dish
  
• pour the balsamic vinaigrette in, close the bag and massage the marinade into the thighs
• Marinate for at least two hours or up to 12 hours
• make sure to bring your chicken to room temperature befor you cook it

Oven method

• preheat the oven to 400 degrees
• place the thighs skin side up in a cast-iron skillet or an oven-safe baking dish
  
• Cook for 45 minutes
• remove from oven and let rest a minimum of five minutes
  

Grill method

• preheat your grill to medium-high heat if your grill has a thermometer you are looking for 350 to 375 degrees
• place your thighs skin side up and let cook for 15 minutes
• turn your thighs skin side down and cook an additional 15 minutes
• if you are unsure about your chicken being done use a thermometer and remove chicken then the internal temperature is 165 degrees, being careful not to touch the bone as this will throw off your reading
• let your chicken sit for at least 5 minutes before serving