Mom's Sloppy Joe's

This is my Mom's recipe for Sloppy Joe's, this is what we grew up with. I love sloppy Joe's and have even requested my Mom to make them for my birthday dinner. -Kristin

2# ground chuck
1 small onion, chopped
1 t. paprika
1 t. celery salt or season salt
1 t. dry mustard
4 t. Worcestershire sauce
1 c. ketchup
1/3 c. sugar
1/2 c. water
1/4 c. vinegar
1 t. pepper

Fry the beef with the onion; drain and rinse beef. Add rest of ingredients and simmer for 1 hour. Serve on yummy buns with pickles!