Brown ground beef and add diced onions and bell peppers for flavor and crunch.
Make the sloppy joes sloppy by adding all the sauce ingredients to the pan. Stir ketchup, mustard, brown sugar, and Worcestershire sauce into the meat and let it come to a low simmer.
Pile the sloppy joe meat high on toasted buns. Serve with a side of pickles for some extra tangy crunch.