Hawaiian Simmered Pork

Description
This recipe came from an estate sale. I obtained it when I purchased the family collection from the Thomas Estate in Kaufman, Texas in 1991.
 * Contributed by Catsrecipes Y-Group

Ingredients

 * 4 pounds boneless pork loin
 * ¾ cup white vinegar
 * ½ cup soy sauce
 * ½ cup brown sugar firmly packed
 * ½ teaspoon ground ginger

Directions

 * 1) Place pork loin in 5 quart kettle.
 * 2) Then in bowl mix together vinegar, soy sauce, brown sugar and ginger and pour over pork.
 * 3) Cover and simmer 3 hours.