Parboil the pork in hot water for 5-10 minutes. Drain and wash clean with cold water.
Add fish sauce, shallot, garlic and pepper to the meat and marinate for 30 minutes or overnight.
In a saute pan, add oil and 2 TBS of coconut sugar. Melt the sugar on medium low heat, stirring continuously. Caramelize the sugar until the color is a dark rich brown. Turn off and take off heat.
Add the meat to the pan, take heat up to high and coat the meat with caramelized sugar evenly.
Once caramelized color on the meat is evenly distributed, add the coconut water and bring it to a boil, then take it down to low heat to simmer. cover with a lid.
Simmer for 35 minutes. Take lid off and bring up medium heat for 5 minutes, for the coconut water to reduce and thicken.
Garnish with green onions and additional pepper as needed. Serve with cucumber over a bed of rice.