Can't get enough Crock pot!

My mom made this a few weeks ago and let us have the left overs......let.me.tell.you. It was delicious!!!! Simple and easy is always a favorite of mine! Enjoy!

Teriyaki Pulled Pork Sandwiches

1 boneless pork shoulder butt roast (about 3 pounds)

2 teaspoons olive oil

1 cup finely chopped onion

1 cup teriyaki sauce divided

1/2 cup pineapple juice

3 tablespoons flour

8 whole wheat hamburger buns

1 can pineapple slices

Cut the roast in half. In a large skillet brown the roast in the oil; place in the crock pot. Add the onion, 1/2 the teriyaki sauce and pineapple juice. Cover and cook on low for 7-9 hours or until meat is tender. Remove roast and set aside. In a small bowl, combine flour, and remaining teriyaki sauce; stir into cooking sauce. Cover and cook on high for 30-40 minutes. Shred the meat with two forks and return to slow cooker. Stir it all together. Add mixture to your buns and top with pineapple, serve and enjoy!!!!!!