Stuffed Bitter Melon Stew

2 bitter melons, cut in half lengthwise
4 ouces lean pork, minced
2 ounces shrimp paste or fish paste
2 shallots, minced
2 cloves garlic, minced
4 shiitake mushrooms, soaked and minced
1 ounce cellophane noodles , soaked and diced (optional)
Fish sauce to taste
Fresh ground pepper
2 stalks green onion, diced, 2 stalks knotted to garnish
6 sprigs cilantro, diced
3 cups water
Mix ground pork, shrimp paste (or fish paste), shallot, garlic, mushroom and cellophane noodles (optional) well in a bowl, fish sauce and pepper to taste.
Use a small spoon to scoop the seeds out of the melon halves, slit open and wash thoroughly.
Put melon in boiling water and cook for a few minutes, drain and press lightly outside the melon to remove the bitter juice.
Stuff the mixture into the melon, press and smooth with water.
Add 3 cups of water in a medium pot, bring to boil. Add the stuffed melon, bring back to boil. Skim off scum then reduce heat, simmer until nice and soft about 25'-30'. Add fish sauce and pepper to taste, add onion and cilantro.