½ cup buttermilk
⅓ cup white sugar
3 tablespoons low-fat milk
1 lemon, juiced
1 tablespoon extra-virgin olive oil
1 ½ tablespoons white wine vinegar
1 teaspoon garlic and herb seasoning blend (such as Mrs. Dash®)
½ teaspoon celery seed, crushed
½ teaspoon salt
⅛ teaspoon ground black pepper
Whisk mayonnaise, buttermilk, sugar, milk, lemon juice, olive oil, vinegar, garlic and herb seasoning blend, celery seed, salt, and black pepper together in a bowl until smooth and creamy. Cover the bowl with plastic wrap and refrigerate until ready to use.