In a small bowl or a jar, combine mayonnaise, 2 Tbsp milk or water, cider vinegar, dill, garlic & onion powder, salt, and pepper.
Whisk or blend together until smooth.
Taste and add additional salt, pepper, or seasonings to taste.
Add additional milk/water if desired for a thinner consistency.
Ranch dressing will keep for 1 week covered in the refrigerator.
