Fresh vegetable and udon noodle soup

Name: Fresh vegetable and udon noodle soup
Ingredients: 1 bunch bok choy; 1 x 300g dried organic udon noodles (I use Spiral brand); 6 cups (); 1 tbsp ginger, julienned; 1 tbsp light soy sauce; 1 tsp white sugar; 50g fresh shiitake mushrooms, stems discarded and caps finely sliced; 1 small carrot peeled, julienned; 2 celery sticks, finely sliced on the diagonal; 90g snow peas, trimmed and finely sliced; 50g fresh black cloud ear fungus, roughly chopped; 1 cup finely shredded Chinese cabbage; 1 tsp sesame oil