Brown the ground beef and onions.
Add in the sugars, worcestershire sauce, pepper, salt, ketchup, vinegar, and prepared yellow mustard.
Mix all together, adjust ingredients according to your taste preference.
Ladle into clean jars.
Add lids and rings.
Pressure can quarts for 45 minutes at 15 lbs pressure.
Pints for 30 minutes at 15 lbs pressure.