Greek Wedge Salad with Creamy Feta Dressing

Name: Greek Wedge Salad with Creamy Feta Dressing
Ingredients: 4 ounces feta cheese (about 2/3 cup (1/3 cup used for dressing)); 1 cup Greek yogurt; 1 tablespoon milk; 1 teaspoon lemon juice (freshly squeezed); 1 tablespoon extra-virgin olive oil; 1 teaspoon honey; 1 clove garlic (small); ½ teaspoon oregano leaves (fresh); ¼ cup flat leaf parsley; ½ teaspoon Kosher salt; black pepper (Freshly ground); 1 head iceberg lettuce (outer leaves removed and cut into quarters); 1 Persian cucumber (small thinly sliced); ½ cup watermelon gherkins (sliced); 1 cup cherry tomatoes (halved); ¼ cup red onion (thinly sliced); ½ cup kalamata olives (pitted, coarsely chopped); ½ cup whole peperoncini (for serving)