Not just for salad or veggies, try as a dip with potatoes wedges.
-To use fresh herbs instead, mince the herbs finely, and use 3 times as much (e.g. 3 tablespoons fresh parsley, 1 ½ teaspoons fresh marjoram and thyme).
-To Make Buttermilk: put 3/4 Tbsp vinegar into measuring cup and add whole milk (or milk alternative) to bring to 3/4 cup - let stand 5 minutes.
-For dairy-free version, replace sour cream with silken tofu (blended until smooth in a blender)