Grilled Romaine Salad with Buttermilk Herb Dressing Recipe - Blue Plate Mayonnaise

Ingredients

• 1 2/3 cups Blue Plate® Mayonnaise*
• 1 cup whole buttermilk
• 1/4 cup grated fresh Parmesan cheese
• 3 tablespoons chopped fresh dill
• 2 tablespoons chopped fresh parsley
• 1 tablespoon distilled white vinegar
• 1/2 teaspoon kosher salt
• 1/2 teaspoon ground black pepper
• 4 romaine hearts, halved lengthwise
• Shaved Parmesan cheese, chopped fresh dill, chopped fresh parsley, and ground black pepper, to serve