Put everything into a jar with a lid and shake. It thickens as it sits on the counter.
Notes
All the ingredients live at room temperature, so I don't refrigerate the dressing. (Also, olive oil turns into a solid in the refrigerator.)Use this ratio of olive oil/vinegar, then add whatever else you want: salt, pepper, mustard (dry or jarred), minced fresh herbs, minced garlic, onion, ginger, shallots, soy sauce, or Worcestershire sauce ...