Preheat oven to 375 F.
Place 4 slices of bacon on foil-lined baking sheet. Bake for 15-20 minutes or until crispy.
Reserve 2T bacon fat.
Mince 4 cloves garlic.
Heat large skillet over medium heat. Add 2T bacon fat (or olive oil) and season chicken thighs with S&P.
Place chicken side down. Cook ~12 min, flip and repeat until both sides are crispy and brown. Remove chicken & set aside.
Add 1T butter and 4 cloves minced garlic to skillet. Cook ~1 min. Add 1/2c chicken broth and 1tsp lemon juice.
Reduce to medium-low and add chicken back to skillet. Cook 5-10 min until chicken reaches internal temp of 165 F.
Remove chicken from pan.
Add 10oz spinach to sauce in skillet, cook over medium until wilted. Add S&P to taste and top with bacon crumbles.