Easy Boneless Chicken Cacciatore

Name: Easy Boneless Chicken Cacciatore
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Cuisine: American, Italian
Ingredients: 3 pounds chicken, skinless, boneless (thighs and breasts (breasts halved)); 1/2 cup flour (all-purpose, for dredging); 3 tablespoons olive oil (extra virgin); 1 whole red pepper (cored and sliced); 1 whole green pepper (cored and sliced); 1/2 whole red onion (sliced into quarters); 8 ounces mushrooms, whole (white, cremini, baby Bellas) (halved or quartered ); 4 cloves garlic (roughly chopped); 1 cup white wine (dry); 1 cup chicken stock/broth; 14.5 can diced tomatoes with their juices (Italian-style diced tomatoes work great in this recipe); 1 tablespoon tomato paste (concentrated); 1 cup olives (whole, green or black, pitted and unstuffed); 1 teaspoon italian seasoning (dry); 1 teaspoon basil (dry); 1/2 teaspoon red pepper flakes; 2 sprigs fresh rosemary; 1 whole bay leaf (dry); 2 teaspoon kosher salt (divided); 1 teaspoon black pepper