Easy Chicken Milanese alla Florentine

Name: Easy Chicken Milanese alla Florentine
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: European, Italian, Mediterranean
Ingredients: 10 oz boneless, skinless chicken breast (pounded thin, 5- 6 ounces each breast.); ½ cup flour seasoned with sea salt and black pepper; 1 cup Italian bread crumbs seasoned with Romano cheese; 1 cup eggwash (one egg whisked with cold water or milk); ⅓ cup cooking oil; 5 oz baby spinach; 6 oz mushrooms (sliced); 2 ounces Swiss cheese (4 slices); 2 tbsp butter; 2 tbsp flour; 1 ½ cups chicken broth; ¼ cup heavy cream; ½ tsp garlic powder; ½ tsp onion powder; black pepper and sea salt to taste; 1 tbsp Italian parsley - chopped (for garnish)