Dumpling Fillings - Vegetarian (mushroom and tofu)

Ingredients: 

250g shitake mushrooms chopped
10g dried fungi re-hydrated and chopped
½ a cup each of coriander and Vietnamese mint
1 small tin of water chestnuts chopped
1 pkt of silken tofu (optional)
2 Tbs ginger finely chopped
1 tsp sesame oil
1 Tbs ABC ketchup manis
1 vermacheli noodles re hydrated and chopped
2 egg whites
2 Tbs cornflour (optional)