You can sub pork tenderloin for the chicken.

1 cup chopped onion (about 1 medium)
1/3 cup sugar
1/3 cup ketchup
1/4 cup orange juice
3 tablespoons cornstarch
3 tablespoons cider vinegar
2 tablespoons lower-sodium soy sauce
1 tablespoon grated peeled fresh ginger
1 pound skinless, boneless chicken thighs, cut into 1-inch pieces
2 (8-ounce) cans pineapple chunks in juice, drained
1 large green bell pepper, cut into 3/4-inch pieces
1 large red bell pepper, cut into 3/4-inch pieces
3 cups hot cooked white rice

1 cup chopped onion (about 1 medium) 1/3 cup sugar 1/3 cup ketchup 1/4 cup orange juice 3 tablespoons cornstarch 3 tablespoons cider vinegar 2 tablespoons lower-sodium soy sauce 1 tablespoon grated peeled fresh ginger 1 pound skinless, boneless chicken thighs, cut into 1-inch pieces 2 (8-ounce) cans pineapple chunks in juice, drained 1 large green bell pepper, cut into 3/4-inch pieces 1 large red bell pepper, cut into 3/4-inch pieces 3 cup s hot cooked white rice

1. Combine first 12 ingredients in an electric slow cooker. Cover and cook on LOW for 6 hours or HIGH for 4 hours. Serve over rice.