Add Bacon to A Deep 12-Inch Skillet and Cook Until Crisp. Remove Bacon to A Paper Towel Lined Plate. Leave The Bacon Grease in The Pan.
Season The Chicken With Salt and Pepper. Add The Chicken, Skin Side Down for The Thighs, and Cook 5-6 Minutes Per Side or Until Golden Brown. Remove Chicken from The Pan and Set on A Plate.
In The Same Pan Add Sliced Mushrooms, Carrot, and Onion and Cook Just Until The Mushrooms and Onions Start To Soften, About 5 Minutes.
Stir in Garlic and Tomato Paste and Cook Until Fragrant, About 1 Minute. Sprinkle in Flour, Stir and Cook 1 Minute More.
Add Red Wine A Bit At A Time Stirring After Each Addition Until Smooth. Add Beef Stock, Fresh Thyme, Bay Leaves, and Half of The Bacon. Stir to Combine.
Place Chicken on Top of The Wine Mixture.
Cover and Bake 30 Minutes. Uncover and Bake An Additional 30 Minutes or Until Chicken is Cooked Through and Skin is Golden.
Remove and Discard Bay Leaves. Top With Remaining Bacon and Serve Over Mashed Potatoes or Pasta.