Pineapple Pork Stir Fry Recipe

2 lbs pork, cut into 1″ cubes
1 14-oz can pineapple chunks, drained (save liquid)
1/4 cup vinegar
1 tsp ginger

Combine all ingredients in skillet, bring to boiling then simmer on low for one hour. Add reserved pineapple juice if too thick. Serve over rice or pasta.