Crock Pot Sloppy Joes

3 lbs. ground beef

1 C. onions diced

1 C. celery diced

1 C. green pepper diced

1 1/2 C. ketchup

2 T. Worcestershire sauce

1 6 oz. can tomato paste

3/4 C. water

1/2 t. paprika

3 T. vinegar

3 T. brown sugar

1 t. dry mustard

salt and pepper

Brown ground beef in a skillet and break up into small pieces. Add to crockpot. Add the rest of the ingredients and mix well. Turn on low and cook for 8 hours. Serve on hamburger buns.

Serves 8 - 10