In a mixing bowl, mix all the ingredients
Add in the pork belly and massage the meat with the marinade for about 1 minute
Put everything in a plastic bag and refrigerate for 2 to 5 days, turning the meat over daily
Remove and place on a baking rack with fat side up
Roast in the oven at 350° F for about 60 minute until tender
Allow to cool for about 10 minutes
Slice thinly and garnish with chopped leeks
