- 2 oil-packed anchovy fillets, chopped
 - 1 garlic clove, finely grated
 - 1/2 cup mayonnaise
 - 1/2 cup sour cream
 - 1/2 cup (loosely packed) basil leaves
 - 2 tablespoons parsley leaves with tender stems
 - 2 tablespoons tarragon leaves
 - 1 tablespoons fresh lemon juice
 - 4 1/2 teaspoons olive oil
 - Kosher salt
 
Blend anchovies, garlic, mayonnaise, sour cream, basil, parsley, tarragon, 1 Tbsp. lemon juice, and 4 1/2 tsp. oil in a blender until smooth with only a few flecks of green; season dressing with salt.
