No Water Chicken Wonton Soup

Name: No Water Chicken Wonton Soup
Prep time: 30 min
Cook time: 1 h 15 min
Total time: 1 h 45 min
Cuisine: Asian, Chinese
Ingredients: 2 cups shredded carrots; 3 slices peeled ginger; 4 ounces fresh shiitake mushrooms, washed and sliced; 4 stalks celery, leaves included, cut to fit in the pot; 1 yellow onion, peeled and quartered; 2 whole carrots, peeled and cut into chunks; 8 large napa cabbage leaves; 1 whole chicken (4 pounds), giblets removed; 2 teaspoons salt; 4 ounces ground pork; 1 clove garlic, grated; 1 tablespoon sliced white part of green onions (from the 3 green onions below); 1/2 teaspoon grated ginger; 1 teaspoon soy sauce; 1 teaspoon mirin; 16 wonton wrappers; 1 teaspoon cornstarch mixed with 2 teaspoons water; 3 green onions, sliced, green part only (save the white part for the wontons); 1 teaspoon soy sauce, plus more to taste; 1 handful baby spinach; Sambal or sriracha, for serving (optional)