01 - In a medium mixing bowl, whisk together sour cream, cream cheese, and mayonnaise until smooth and creamy.
02 - Add lemon juice, garlic powder, onion powder, salt, and ground black pepper to the mixture; stir thoroughly until evenly blended.
03 - Gently fold in the chopped fresh chives or dill and parsley, if using.
04 - Taste the dip and modify seasoning as desired to achieve perfect balance.
05 - Cover and refrigerate the dip for at least 30 minutes to allow flavors to meld; serve chilled with chips, crackers, or fresh vegetables.