Baked Chicken Cacciatore

Details

Ingredients

• nonstick cooking spray
• ¼ cup all-purpose flour
• ½ teaspoon salt, divided
• ¼ teaspoon ground black pepper
• ¼ teaspoon garlic powder
• 6 (4 ounce) skinless, bone-in chicken thighs
• 2 tablespoons olive oil, or more as needed
• 2 small onions, chopped
• 2 cloves garlic, minced, or more to taste
• 1 (8 ounce) package sliced fresh mushrooms
• ½ cup red wine, or more as needed
• 1 (14.5 ounce) can stewed tomatoes with juice
• 1 (8 ounce) can tomato sauce
• aluminum foil