Slow Cooker Pulled Pork Sandwiches with Zesty Slaw recipes

Name: Slow Cooker Pulled Pork Sandwiches with Zesty Slaw recipes
Ingredients: 4 lb. boneless pork shoulder roast; 1 onion chopped; ¾ cup cider vinegar; ½ cup tomato ketchup; ½ cup chili sauce (like Heinz); ¼ cup firmly packed brown sugar; ¼ cup light molasses; 1 Tablespoon Worcestershire sauce; 1 teaspoon dry mustard; 1 teaspoon pepper; ⅓ cup light mayonnaise/dressing (I use Helmann's light); ¼ cup plain greek yogurt (or regular yogurt); 1 tablespoon white vinegar; ½ teaspoon sugar; ½ teaspoon celery seeds; pepper; salt; 3 cups finely shredded green cabbage; 2 cups finely shredded purple cabbage