Crock Pot Pulled Pork and Coleslaw Sandwiches Recipe

Name: Crock Pot Pulled Pork and Coleslaw Sandwiches Recipe
Ingredients: Pulled pork:; 1/2 cup ketchup; 1/3 cup cider vinegar; 1/3 cup packed brown sugar; 1 (6 oz) can tomato paste; 2 tablespoons worcestershire sauce; 2 tablespoons yellow mustard; 1 1/2 teaspoons salt; 1 teaspoon onion powder; 3 lb pork sirloin roast, cut into 3; Cole slaw:; 1 bag of coleslaw mix; 1/2 cup of mayo; 3 tablespoons canola oil; 1/4 cup sugar; 1 tablespoon cider vinegar; 1/4 teaspoon salt; 1/2 teaspoon celery seed; 8 sandwich/hamburger buns