1/3 c. diced green onion
2 cloves garlic, minced
1 pt. (2 c.) light mayonnaise
3-4 tbsp. Grey Poupon mustard
1/2 c. oil
1/2 c. vinegar
1/2 c. light sour cream
1/4 c. chopped parsley

Combine all ingredients in processor or blender, process until smooth and well mixed. Approximately 40 calories per tablespoon.