In bowl, whisk together buttermilk, sour cream, mayonnaise, and lemon juice.
Add herbs and spices (dill, parsley, chives, garlic powder, onion powder, salt, and pepper).
Add optional milk for thinner consistency.
Can be served immediately, best if flavors allowed to marinate in refrigerator for at least an hour. Store in sealed container in refrigerator for up to 7 days. Enjoy!
Notes
To use fresh herbs, use 1 tablespoon fresh to one teaspoon dried.