Heat dutch oven on medium heat. Add the bacon and cook until browned, about 5-7 minutes. Remove the cooked bacon to a paper-towel lined plate to absorb grease. Do not remove the grease from the dutch oven!
4 oz pancetta or 4 oz thick cut bacon
Pat the chicken dry and season generously with salt and pepper on both sides. Place the chicken in the dutch oven with bacon grease, cooking for 4-5 minutes on each side, until browned. Remove the chicken to the plate with the bacon.
2 lbs boneless skinless chicken thighs
Add the onion, shallots, carrots, and celery, cook until tender, about 5 minutes.
1 yellow onion, 1 shallot, 3 large carrots, 2 celery stalks
Add leek and mushrooms, cook for an additional 5 minutes.
1 leek, 16 oz white mushrooms
Add garlic, cook for 1 minute until fragnant.
6 garlic cloves
Add red wine, chicken broth, tomato paste, bay leaf, sprigs of thyme, 1/2 tsp salt, and 1/2 tsp pepper. Stir then place chicken on top of mixture. Bring to a boil then reduce heat to low and simmer for 25-30 minutes, until chicken is cooked through.
2 cups red wine, 1 cup chicken broth, 1 tbsp tomato paste, 1 bay leaf, 10 fresh thyme sprigs or 1 tbsp dried thyme, Salt and pepper
Once cooked, discard bay leaf and thyme sprigs. Add additional salt and pepper to taste. Stir in cooked bacon and parsley.
1/4 cup chopped parsley*
Serve alone or over mashed potatoes.