Using a 1 cup liquid measuring cup, measure out the ketchup, olive oil, and honey.
Add onion powder, garlic, Worcestershire sauce, and vinegar.
Whisk together until well blended.
Once well mixed, pour into a container with a lid to be stored in the refrigerator. Shake well before pouring.
Notes
This recipe gets better with age, so mix a few hours before you plan on using it. It will pour easier if you take it out of the refrigerator 5-10 minutes prior to using.