Iceberg Wedges with Creamy Blue Cheese Dressing

Name: Iceberg Wedges with Creamy Blue Cheese Dressing
Yield: 8 Servings
Ingredients: 1 cup mayonnaise; 4 ounces blue cheese, crumbled (about 3/4 cup); 1/2 cup plain nonfat yogurt; 1/4 cup buttermilk; 3 tablespoons white wine vinegar; Freshly cracked black pepper; 2 large heads of iceberg lettuce, each cut into quarters; 2 green onions, chopped