Chicken Osso Buco

Name: Chicken Osso Buco
Prep time: 35 min
Cook time: 45 min
Total time: 1 h 20 min
Cuisine: Italian
Ingredients: 8 skin on chicken thighs; 1/2 cup all-purpose flour; kosher salt and freshly ground black pepper; 1/4 cup olive oil; 2 Tbsp. butter; 2 cups yellow onion, (diced); 1 cup carrot, (diced); 1 cup celery, (diced); 3 cloves garlic, (minced); 1 tsp. dried oregano; 1/2 tsp. thyme leaves; 1 tsp. kosher salt; 1/2 tsp. ground black pepper; 3/4 cup dry white cooking wine; 2 Tbsp. tomato paste; 2 14.5-oz. cans diced fire roasted tomatoes, (undrained); 1 cup low-sodium chicken stock; 1 Tbsp. finely grated lemon zest; 2 Tbsp. fresh flat-leaf parsley, (finely chopped)