Pork Bi Tua Casserole

Ingredients:
1-2 bi tua leaves
200 grams pork cubed (a cheap cut will do)
50 grams cubed carrot
50 grams button mushrooms
50 grams small onions (peeled)
1 teaspoon rosdee (Thai pork stock powder)
2 tablespoons light soy sauce
1 teaspoon sugar
100 ml. tamarin water or lemon juice
150 ml. water
1 teaspoon butter
Procedure:
Clean the pork and chop it like the small cubes and put into a large saucepan.Add the butter, and cook to quickly brown off the pork.Add all the remaining ingredients, and bring to the boil. The Bi Tua can be tied up in a bundle so it is easier to remove later.Simmer until the liquid has reduced to half.
